儿童电动汽车（小F1）

儿童电动汽车（越野）

分子互作仪

空气湿度检测仪（环境检测）

交流充电座

电动晾衣机（1米线性灯）

分线器（新型）

新能源汽车充电座

宠物食品盒

新能源汽车充电座

新能源汽车充电座

分线器（Y型）

铜排连接器（高压柔性）

带产前筛查分析系统图形用户界面的电脑

清洗盆

充电座防尘盖

卡车车头（J6H）

贴纸（8）

贴纸（7）

车载电源适配器

新能源汽车充电座

Bolt device of tower lifting platform

The utility model discloses a bolt device of a tower lifting platform. The bolt device comprises a driver, a base and a bolt mechanism. The base is fixed on a lifting driving device of the lifting platform and can slide up and down along a slideway A in the lifting platform under the driving of the lifting driving device; one end of the driver is fixed to one end of the base, and the other end of the driver penetrates through the frame on the base to be connected with the bolt mechanism. The plug pin mechanism can be driven by the driver to lock a plug pin and unlock a pull pin; the plug pin device has the advantages of being simple in structure, reliable in control action, low in manufacturing cost, easy to achieve automatic lifting and the like, and can effectively solve the problems that in the prior art, a manual plug pin device for manual plugging operation is high in labor intensity, low in efficiency and incapable of achieving automatic control.

High-temperature-resistant and corrosion-resistant molten salt control device

The utility model discloses a high-temperature-resistant and corrosion-resistant molten salt control device which comprises a molten salt storage tank, a tank cover, a valve cover, a first pulley support, a first pulley, a metal rope, a heat insulation pad, an installation frame, a second pulley, a second pulley support, a sealing pad, a valve rod, a heating and heat preservation device, a tank body, a balancing weight, a stepping motor push rod and a valve seat. The utility model has the beneficial effects that: (1) the valve mainly comprises the valve rod, the valve seat and the valve cover; the opening degree of the valve is adjusted through the stepping motor push rod and the metal rope which are arranged externally, and the valve is simple in structure and stable and reliable in adjustment. The problems that due to the fact that an executing mechanism is located in a heat radiation area, a valve fails, and space is insufficient due to integration of a whole melting system can be solved ...

Method for increasing fermentation yield of natamycin

The invention relates to the technical field of natamycin production, in particular to a method for increasing the fermentation yield of natamycin. Comprising the following steps: shake flask seed culture: under a sterile condition, coating streptomyces gilvosporeus spores in an agar culture medium, placing the agar culture medium in an incubator for culture, preparing the cultured streptomyces gilvosporeus into a spore suspension, sucking the spore suspension, adding the spore suspension into a triangular flask in the seed culture medium, and culturing; and performing fermentation culture in a fermentation tank: inoculating the cultured seed solution into a fermentation culture medium containing peptone, yeast powder, sodium chloride, magnesium sulfate, glucose, betaine, ampicillin and sodium succinate, performing stirring culture, and feeding glucose in the culture process until fermentation is finished to obtain natamycin. The betaine, the ampicillin and the sodium succinate are added ...

Substation management and control system

The invention discloses a substation management and control system. The system is characterized in that a dispatching master station (1) is in signal connection with a server (2), a white list (4) is arranged in the dispatching master station (1), and the white list (4) is used for monitoring the operation and maintenance conditions of the transformer substation; the scheduling master station (1) comprises a centralized management platform (11) and an alarm module (12), the centralized management platform (11) is in signal connection with the alarm module (12), and the alarm module (12) feeds back operation and maintenance abnormal conditions to the centralized management platform (11) based on the white list (4); a master control key (13) is installed in the dispatching master station (1), and the master control key (13) is used for remotely cutting off a man-machine interaction link for operation and maintenance of the transformer substation. The technical problems that real-time, accurate ...

Mining intelligent dynamic voice security identifier

The invention belongs to the technical field of mineral product safety, and particularly relates to a mining intelligent dynamic voice safety sign which comprises a mine tunnel, two sets of guide rail supporting frames are installed on the top of the mine tunnel, and every two adjacent guide rail supporting frames in the same set are fixedly assembled. Guide rail strips communicating with each other are mounted at the bottoms of the guide rail supporting frames in the same group, a moving seat is arranged on the upper side of the interior of the mine tunnel and is in an inverted trapezoidal shape, two T-shaped sliding rail blocks are fixedly mounted at the top of the moving seat, and the two T-shaped sliding rail blocks are located in the corresponding guide rail strips in a sliding mode. By means of a moving mode, the moving base with the warning mark structure moves in the mine tunnel, the coverage range of warning marks is large, the moving marks can attract the sight of workers, the ...

Radiation heat dissipation mobile phone shell and preparation method thereof

The invention relates to the technical field of thermal management of electronic equipment, in particular to a radiation heat dissipation mobile phone shell and a preparation method thereof.The radiation heat dissipation mobile phone shell is made of a radiation cooling material, and the radiation cooling material is prepared from a polydimethylsiloxane precursor, a cross-linking agent and hexagonal boron nitride; the mass ratio of the polydimethylsiloxane precursor to the cross-linking agent is 10: (1-3), and the volume ratio of the polydimethylsiloxane precursor to the hexagonal boron nitride is 10: (1-6). The reflectivity of the radiation cooling material in a visible light wave band is greater than 98%, and the emissivity in an atmospheric window wave band is greater than 90%. The mobile phone shell body adopts an injection molding and thermocuring process, a mold is designed according to the model of a mobile phone, raw materials of a radiation cooling material are mixed in proportion ...

Industrial robot system for intelligent diagnosis and calibration of in-service precision and diagnosis and calibration method

The invention discloses an in-service precision intelligent diagnosis and calibration industrial robot system and a diagnosis and calibration method. The robot internal diagnostor and the robot internal controller are installed in the industrial robot body and electrically connected with each other. The laser trackers are distributed around and electrically connected with external computer equipment. The method comprises the steps that the rotating speed and torque of a speed reducer of an industrial robot body are input into a speed reducer degradation model, positioning precision is output, and when the rotating speed and torque are lower than threshold values, early warning is conducted and fault monitoring diagnosis is conducted; inputting the tail end point pose of the mechanical arm into the model KPCA, outputting the joint precision, and when the joint precision is lower than a threshold value, performing early warning and performing fault monitoring diagnosis; precision state measurement ...

Multifunctional surveying instrument based on remote sensing technology

The invention provides a multifunctional surveying instrument based on a remote sensing technology. The multifunctional surveying instrument comprises a portable box, the top of the portable box is fixedly connected with a storage opening, the inner wall of the storage opening is rotatably connected with an adjusting shaft, the surface of the adjusting shaft is fixedly connected with a surveying instrument, and the surveying instrument is provided with protective glass; the cleaning ring is fixedly connected to one side of the surveying instrument, the cleaning ring is arranged on the surface of the protective glass in a sleeving mode, an annular cavity is formed in the cleaning ring, through holes are symmetrically formed in the inner wall of the annular cavity, and a rotating ring is rotationally connected to the outer wall of the cleaning ring. According to the multifunctional surveying and mapping instrument based on the remote sensing technology, by arranging the cleaning ring, an ...

Anti-condensation construction method for ring main unit and branch box

The invention discloses an anti-condensation construction method for a ring main unit and a branch box, and the method comprises the following steps: 1) combining with a power-off plan, after the ring main unit is powered off, hoisting the whole ring main unit, adopting a brick-concrete structure, heightening a foundation by 500mm, and flattening the interior and exterior of the foundation by adopting waterproof cement; (2) a ventilation window is reserved in the heightened part of the foundation; (3) the bottom of the ring main unit is cleaned, and a fireproof coating plate is installed at the bottom of the ring main unit; (4) a gap between the fireproof coating plate and the bottom of the ring main unit is sealed and filled with fireproof sealant; (5) a fireproof and dampproof composite board is fixed below the fireproof coating board, and gap repairing is conducted on the fireproof and dampproof composite board; (6) a waterproof layer is manufactured below the fireproof and moistureproof ...

Transferring pedestal pan bed and method for nursing

The invention provides a nursing transfer pedestal pan bed and method, and relates to the technical field of rehabilitation nursing equipment. According to the transfer pedestal pan bed for nursing and the method, a seat plate, a back plate and a leg plate are jointly located at the horizontal position, and reels on the two sides rotate in the same direction to drive a flexible bed sheet to move in the direction away from the nursing bed, so that an object is transferred to the seat plate, the back plate and the leg plate, and the object is transferred to the pedestal pan bed from the nursing bed; through the action that the rollers make contact with the ground, the pedestal pan bed is transferred to a bathroom, and the armrests are lifted upwards, transformation of the nursing transfer pedestal pan bed from a lying state to a sitting state can be achieved, an object on the pedestal pan bed is switched from the lying state to the sitting state for defecation, and the action that the armrests ...

On-off control method of engineering machinery storage battery relay, electronic terminal and storage medium

The invention discloses an on-off control method of an engineering machinery storage battery relay, an electronic terminal and a storage medium in the field of engineering machinery control. The method comprises the following steps: judging the running state of engineering machinery according to collected engine rotating speed information; if the operation state is an operation state, or the operation state is a shutdown state and is in a power-on state at the same time, and a storage battery relay delay disconnection instruction is not received, the current power-lack state of the storage battery is judged according to the current voltage value of the storage battery; and if the current power-lack state of the storage battery is that the storage battery does not lack power at present, controlling the storage battery relay to be closed. The safety of the whole vehicle and the durability of the storage battery can be protected, and power supply of the storage battery is facilitated.

Task scheduling method and device, electronic equipment, storage medium and program product

The invention relates to the technical field of data processing, and provides a task scheduling method and device, electronic equipment, a storage medium and a program product, and the method comprises the steps: obtaining a resource use function of a processed task, and constructing a prediction function based on a plurality of resource use relation functions in a preset time period; configuration information corresponding to a to-be-processed target task is obtained, the resource occupation amount corresponding to the target task is obtained based on the configuration information, and the configuration information is a resource limit value and predicted time corresponding to task processing; the prediction function is processed, multiple scheduling points corresponding to the prediction function are obtained, the scheduling points comprise time and resource quantity extreme values corresponding to the time, and the resource quantity extreme values of the multiple scheduling points are ...

Forage moving and feeding equipment for cattle farm

The invention discloses pasture moving and feeding equipment for a cattle farm, and belongs to the technical field of feeding equipment.The pasture moving and feeding equipment comprises a main rack, a dispersing bin, a cover assembly, a feed wheel assembly, a vibration assembly and a stripping assembly, the cover assembly comprises a rotating arm, the rotating arm is rotationally assembled on the dispersing bin, the feed wheel assembly is used for clamping pasture bundles, and the vibration assembly is arranged at the bottom of the dispersing bin; the stripping assembly comprises a support, a wheel belt, J-shaped hooks and a driving shaft wheel, the support is fixedly assembled in the dispersing bin, the driving shaft wheel is rotationally arranged at the bottom of the support, the side wheel and the driving shaft wheel are in transmission connection through the wheel belt, and the J-shaped hooks are arranged on the wheel belt in an array mode. By matching with the material wheel assembly ...

DsRNA of targeted tetranychus cinnabarinus CPR gene as well as preparation method and application of dsRNA

The invention discloses dsRNA of a targeted tetranychus cinnabarinus CPR gene as well as a preparation method and application of the dsRNA, and belongs to the technical field of biology, the dsRNA is double-stranded RNA composed of a nucleotide sequence as shown in SEQ ID NO.1 serving as sense RNA and a reverse complementary sequence of the nucleotide sequence as antisense RNA. The dsRNA targeting the CPR gene of the tetranychus cinnabarinus is provided for the first time, the dsRNA fragment is injected into the body of a 2-3-day-old female adult mite of the tetranychus cinnabarinus in an injection mode, and the silence effect on the target CPR gene is good; and after CPR gene silencing is realized, the mite killing effect of acaricides such as pyridaben and the like on tetranychus cinnabarinus can be remarkably enhanced. Meanwhile, the dsRNA provided by the invention is high in targeting property, low in preparation cost and high in practicability.

Waterline extraction method based on adaptive filtering

A waterline extraction method based on adaptive filtering is divided into the following four parts: 1, waterline background equalization: performing water index operation on a Sentinel-2 MSI green light band and a near-infrared band to enhance waterline water features, separating overlapped areas in land and water reflectivity by a clustering analysis algorithm, and reducing reflectivity confusion among pixels; 2, water system enhancement of a local differential structure: making a second-order Hessian matrix for the image by using Frangi filtering, and determining an optimal scale enhancement feature of a waterline; and 3, multi-threshold waterline segmentation: extracting a waterline result by using a multi-threshold OTSU algorithm. And 4, nonlinear water noise elimination: filling the land by using a corrosion expansion algorithm, and establishing a sliding window to traverse all pixels in the image to delete noise signals. The method is high in robustness and high in precision in waterline ...

Pressure test device and method for hydraulic expansion well cementation and completion tool

The invention provides a pressure testing device and method for a hydraulic expansion well cementation and completion tool, and belongs to the technical field of oil and gas well cementation and completion tools. The device comprises a lower connector, and a liquid injection connector is connected to the lower connector; or the pressure testing device comprises a lower joint, one end of the lower joint is connected with an upper blind plate, the middle of the pipe wall of the lower joint is sleeved with an upper bearing plate, a first cover plate is arranged outside the lower joint, the upper bearing plate and the upper blind plate, the pressure testing device further comprises a lower blind plate and a lower bearing plate, and a second cover plate is arranged outside the lower blind plate and the lower bearing plate. The device is suitable for the sealing test of a rubber sleeve part and a pipe column connecting buckle, can test the pressure-bearing sealing capability of the rubber sleeve ...

Foliar fertilizer for preventing and treating pineapple heart rot

The invention relates to the technical field of fertilizers, in particular to a foliar fertilizer for preventing and treating pineapple heart rot. According to the specific technical scheme, the foliar fertilizer for preventing and treating pineapple heart rot comprises amino acid, potassium fulvate, calcium ammonium nitrate, a nano antibacterial agent, boron, zinc and monopotassium phosphate, and can effectively prevent and treat pineapple heart rot so as to solve the problems existing in the pineapple industry.

Production method and production system of high-purity isobutane

The invention provides a production method of high-purity isobutane. The production method comprises the following steps: A) mixing butane and etherified C4 respectively through a deoxidation protection bed; b) enabling the mixed butane and the etherified C4 obtained in the step A) after the oxide is removed to respectively pass through a total olefin saturation reactor; c) respectively feeding the mixed butane and etherified C4 obtained in the step B) into a deisobutane separation tower for separation to obtain high-purity isobutane; and D) feeding the material extracted from the side line of the deisobutane separation tower into an isomerization reactor for reaction, feeding the obtained reaction product into a stabilization tower, and returning the obtained C4 to the deisobutane separation tower for re-separation to obtain the high-purity isobutane. The production method of the high-purity isobutane provided by the invention is advanced in process, low in cost and pollution-free, and ...

COPPER-ALUMINIUM CONNECTOR

Disclosed is a copper-aluminium connector, comprising at least one copper terminal (1) for connecting to a power consumption device, at least one aluminium conductor (3) for connecting to an electrical circuit, and a connecting member (2), wherein the connecting member comprises at least one first connecting end for connecting to an end of the copper terminal and at least one second connecting end for connecting to the aluminium conductor. The copper-aluminium connector can be convenient for people to determine the number of copper terminals, aluminium conductors, first connecting ends and second connecting ends based on actual usage demands; and the copper-aluminium connector can be directly applied to a power consumption device with a large current demand, thereby not only saving on the use space and production costs, but also improving the assembly efficiency thereof.

METHOD FOR DETERMINING CRITICAL TIMING IN OVERALL PROCESS OF CUTTING STEP OF COMPUTER NUMERICAL CONTROL MACHINE

Disclosed is a method for determining four critical timings in an overall process (a workpiece feed start timing - idle pass - a cutting start timing - cutting - a cutting end timing - idle pass - a workpiece feed end timing) of a cutting step of a computer numerical control (CNC) machine. The method comprises: determining the workpiece feed start timing and end timing according to a real-time execution state of a CNC machining code; and determining the cutting start timing and end timing by means of real-time comparison between the input power of a machine spindle and an idle pass power. For a special cutting step where the power change in a workpiece feed process is not obvious, determination of cutting start and end timings is realized with reference to a historical statistical average of the idle moving duration and a workpiece feed timing point. Based on determination of the four timing points, acquisition of the cutting duration and two kinds of idle pass duration in the cutting step ...

AOG ANTENNA SYSTEM AND MOBILE TERMINAL

The present invention provides an antenna-on-glass (AOG) antenna system, used for a mobile terminal; said mobile terminal comprises a 3D glass rear cover and a main board arranged at a distance from said 3D glass rear cover; the AOG antenna system comprises a package antenna disposed between the main board and the 3D glass rear cover and electrically connected to the main board, and a metal antenna formed on a surface of the 3D glass rear cover; the position of the metal antenna corresponds to the position of the package antenna and is coupled and fed power by means of the package antenna. In comparison with the related art, the AOG antenna system provided by the present invention is provided with a metal antenna, on the surface of a 3D glass rear cover, coupled to a mobile terminal internally packaged antenna for feeding power; the impact of the 3D glass rear cover on antenna performance is greatly reduced, antenna radiation efficiency is high, and gain reduction is small, guaranteeing ...

DATA ROUTING METHOD, DATA MANAGEMENT DEVICE AND DISTRIBUTED STORAGE SYSTEM

Provided are a data routing method, a data management device and a distributed storage system. The method specifically comprises: a data node receiving a metadata routing request from a client, wherein the metadata routing request carries first keyword information about data; the data node obtaining data node information corresponding to the first keyword information according to a metadata table matching the first keyword information itself, wherein the data node information corresponding to the keyword is stored in the metadata table, and the metadata table is obtained based on the maintenance of the communication between data nodes; and the data node returning the data node information to the client. The embodiments of the present invention can guarantee that correct data node information is fed back to the client, thereby increasing the accuracy rate of metadata routing, and furthermore, the operation and maintenance costs of a distributed storage system can be reduced.

ANTENNA MODULE AND MOBILE TERMINAL

Provided in the present invention are an antenna module and a mobile terminal. The antenna module is applied in a mobile terminal. The mobile terminal comprises a 3D glass back casing. The antenna module comprises a patch antenna disposed at an inner side of the 3D glass back casing and spaced therefrom at a preset distance. The patch antenna is fed by a probe and operates in a millimeter-wave band. The antenna module and the mobile terminal provided in the present invention can effectively improve the impedance bandwidth by changing the position of a feeding point.

SURFACE WAVE CONVERSION COUPLING DEVICE AND SURFACE WAVE COMMUNICATION SYSTEM

Provided by the present application are a surface wave conversion coupling device and a surface wave communication system. The coupling device for transmitting a surface wave according to the present application comprises: a printed circuit board (PCB) and a cylindrical conductor, wherein the PCB comprises a ground layer and a signal layer, and the ground layer is disposed above the signal layer. The signal layer is provided thereon with a signal line, and the two ends of the signal line are bent at one position of the signal line, and then are closed to form a semi-closed area. An insertion hole is formed on the ground layer, and the insertion hole is located in the semi-closed area. The cylindrical conductor is vertically inserted into the insertion hole to contact the signal line. The cylindrical conductor is of a structure capable of maintaining the propagation of cylindrical surface waves. The structure of the coupling device used in the present application is easy to process and fix ...

WEIGHTING CALCULATION METHOD FOR SUPPRESSING NON-RIGID MOTION IN PROPELLER TECHNOLOGY

Disclosed in the present invention is a weighting calculation method for suppressing non-rigid motion in propeller technology, comprising: collecting more than one K-space data bands of different angles; calculating the correlation between each two K-space data bands amongst the more than one K-space data bands of different angles to acquire a correlation matrix; on the basis of the correlation matrix, calculating the weighting of each K-space data band. The technical solution provided in the present invention can more accurately identify the degree of non-rigid movement of an object, and thereby better suppress the artifacts of non-rigid movement and enhance image quality.

VIBRATING ACOUSTIC DEVICE

The invention relates to the technical field of electrical acoustic products, and specifically, to a vibrating acoustic device comprising a housing, and a vibration system and a magnetic system accommodated in the housing. One side surface of the housing is provided with a sound hole. The vibration system comprises a diaphragm, a voice coil, and a voice coil frame connecting the diaphragm and the voice coil. The voice coil is flat in structure, and is located on a plane perpendicular to a plane where the diaphragm is located. The magnetic system comprises a magnet located on a plane parallel to the plane where the voice coil is located. The vibrating acoustic device also comprises a mass piece and an elastic support piece. The elastic support piece is configured to suspend the mass piece and the magnet in the housing, and has a ring-shaped structure. The mass piece and the magnet are located at an inner side of the elastic support piece. Two opposite sides of the elastic support piece are ...

PESTICIDE COMBINATION CONTAINING MICROBIAL COMPOUND, PREPARATION METHOD THEREFOR AND APPLICATION THEREOF

Disclosed is a pesticide combination containing a microbial compound, comprising the following active ingredients in parts by weight: 1 to 2 parts of Bacillus cereus, 1 to 2 parts of thiamethoxam, and 5 to 25 parts of Beauveria bassiana. The present pesticide combination containing a microbial compound can be made into a wettable powder, a water dispersible granule, an emulsifiable concentrate, a micro-emulsion, a suspension, or an oil dispersion, can be used for preventing and treating the diseases and insect pests of rice, peanut, soybean, potato, citrus, sugar beet, rape, chili, cucumber, and eggplant, and has the function of preventing and treating Lepidoptera, Coleoptera, Homoptera, Diptera pests, underground pests, and soil-borne bacterial diseases on vegetables. The present pesticide combination containing a microbial compound can reduce the usage amount of a pesticide and delay drug resistance, and has a better prevention and treatment effect than use of a single agent, and the ...

FASTENING STRUCTURE FOR ELECTRIC HEATING PANELS OF ELECTRIC HEATER, AND ELECTRIC HEATER

A fastening structure for electric heating panels (1) of an electric heater, and an electric heater. The fastening structure for electric heating panels (1) of an electric heater comprises cross beams (2), outer supports (3), and first supports (4); the cross beams (2) are connected to the outer supports (3); electric heating panels (1) are connected to the first supports (4); the first supports (4) are connected to the cross beams (2) and/or the outer supports (3).

METHOD AND APPARATUS FOR PROVIDING COUPONS TO USER

A method and an apparatus for providing coupons to a user, relating to the technical field of computers. Said method comprises: acquiring a search keyword input by a user (S101); and when the search keyword is a predefined trigger keyword, outputting a coupon on the basis of a preconfigured coupon set corresponding to the trigger keyword (S102). Said method can achieve precise dispensing of electronic coupons, improving the user experience.

VEHICLE-MOUNTED POWER SOURCE STRUCTURE

Disclosed is a vehicle-mounted power source structure 100, comprising a box 1, a shield plate 2, a main PCB 4 and a control PCB 5, wherein the shield plate 2 is arranged inside the box 1; the box 1 is divided into a first area 11 and a second area 12 by means of the shield plate 2, and the first area 11 is in communication with the second area 12; the main PCB 4 is electrically connected to the control PCB 5; the first area 11 is further provided with a power device 41 and a high-voltage and high-current signal device 42 that are electrically connected to the main PCB 4; and the second area 12 is further provided with a non-power device 51 and a low-voltage and low-current signal device 52 that are electrically connected to the control PCB 5.

ULTRASONIC IMAGING METHOD AND SYSTEM

A method and a device for displaying a motion trajectory of an ultrasonic probe, and a computer storage medium, said method comprising: emitting an ultrasonic wave to a target tissue by means of the ultrasonic probe (101); receiving an ultrasonic echo returned from the target tissue; determining an ultrasonic image of the target tissue according to the ultrasonic echo; acquiring, from a positioning device (102), motion data of the ultrasonic probe (101); generating the motion trajectory of the ultrasonic probe (101) according to the motion data; and displaying the ultrasonic image and the motion trajectory.

COUPLER AND COUPLING SYSTEM

Provided is a surface wave coupler. The coupler includes a first component, a second component and fastening components, wherein the insides of the first component and the second component are respectively of hollow tube shapes in a horizontal axial direction and are used for inserting a cable; a lower surface of the first component is provided with a concave-convex periodic structure, and an upper surface of the second component is also provided with the concave-convex periodic structure; concave-convex positions on the lower surface of the first component and on the upper surface of the second component are fastened in a staggering manner; and the fastening components are disposed at first ends of the first component and the second component, and/or are disposed at second ends of the first component and the second component, and are used for fixing the positions of the first component and the second component. A surface wave transmitted on one cable is efficiently transferred to another ...

FUNGICIDAL COMPOSITION CONTAINING TERPENOL AND CHITOSAN AND PREPARATION METHOD THEREFOR AND USE THEREOF

Disclosed is a fungicidal composition containing terpenol and chitosan, which is comprised by the following active ingredients in parts by weight: 1-20 parts of terpenol and 1-5 parts of chitosan. The fungicidal composition further comprises 1-20 parts of levo-alpha-terpineol. The present invention has a relatively good synergistic effect by compounding both terpenol and chitosan, has an obvious synergistic effect by compounding levo-alpha-terpineol with terpenol and chitosan due to complementary functions, which can kill plant pathogenic fungi more effectively, and has a particularly good prevention and treatment effect on cucumber downy mildew, pearl plum anthracnose and mango powdery mildew.

BURR REMOVAL DEVICE

A burr removal device (100), for use to remove a burr at a through hole (201) of a workpiece (200). The burr removal device (100) comprises a workbench (10), a lifting mechanism (20), and a rotating mechanism (30); the workbench (10) comprises a bottom plate (11) and a locating mechanism (12); the locating mechanism (12) is provided on the bottom plate (11) for locating the workpiece (200); the lifting mechanism (20) is provided on the bottom plate (11); the rotating mechanism (30) is provided on the lifting mechanism (20); the rotating mechanism (30) comprises a fixing block (31), a rotating driving member (33), and a cutter (35); the fixing block (31) is provided on the lifting mechanism (20) and has one end thereof pointing at the workpiece (200); the cutter (35) is provided at the end of the fixing block (31) pointing at the workpiece (200) and points at the through hole (201) of the workpiece; the lifting mechanism (20) drives the rotating mechanism (30) to descend so that the cutter ...

FLOATING WIND POWER GENERATOR UNIT

A floating wind power generator unit, comprising: a wind deflector (1), a floating plate (2), an angle adjustment mechanism (21), a floating base (22), and a tower (23), wherein the floating base (22) is provided with a mounting position (24), the tower (23) is mounted at the mounting position (24) and is provided with a wind rotor (18), the floating plate (2) is substantially horizontally mounted on the floating base (22), the wind deflector (1) is hinged to the floating plate (2), the opening between the wind deflector (1) and the floating plate (2) faces the tower (23), and the angle adjustment mechanism (21) is operably connected to the wind deflector (1) to adjust the included angle between the wind deflector (1) and the floating plate (2). The provision of a wind deflecting structure comprising the wind deflector, floating plate, and angle adjustment mechanism allows for deflection and disturbance of wind within a certain height range on the sea surface to guide more wind to flow ...

钻头（可开合式）

儿童三轮摩托

垃圾桶（夹缝自动翻盖）

全自动化学发光免疫分析仪

高压铝排电连接器

温度检测仪（手持）

模块化机械臂

坐站一体化康复仪（平衡评估与训练系统）

无人机（带云台吊舱）

接收机（K555）

包装箱（果蔬-相思若璠）

接收机（K777）

客车

直流充电座

电子烟存储柜

壁挂脏衣篮

新能源汽车充电座

纸模盒（医药用品）

修井作业机器人

保险丝盒

包装箱（果蔬-TOMATO）

挂脖风扇（熊猫）

Rabies immunogenic conjugate, vaccine and preparation method thereof

... 本发明涉及种新的狂犬病免疫原性结合物（Rabies Immunogenic Conjugate RIC）及其制备方法，该狂犬病免疫原性结合物包括狂犬病病毒抗原（RabAg）和载体蛋白（Carrier Protein CP），所述狂犬病病毒抗原与载体蛋白经化学键连接，所述载体蛋白与狂犬病病毒抗原经化学键连接，所述化学键将狂犬病病毒抗原和载体蛋白连接形成狂犬病病毒抗原‑载体蛋白免疫原性结合物。本发明还涉及根据上述狂犬病免疫原性结合物制备的种新的狂犬病结合疫苗（Rabies Conjugate Vaccine RCV）及其制备方法。初步证明，本发明克服了现有技术的缺陷，具有较好的效果。 ...

Can weld cantilever beam fan base with low frequency vibration isolation efficiency

... 本实用新型提供一种具有低频隔振功效的可焊悬臂梁风机基座，属于舰船可焊悬臂梁风机基座的设计。本实用新型将分舱竖钢板与原有基座之间插入一块可烧焊的隔振用的夹芯梁板，经此种形变或新材料的引入，达到避免原有烧焊结构基座的隔振“短路无穷大”或由于振动直接短路，分舱竖钢板与悬臂梁基座相背的另一面作为振源，产生对船员不利的次声波。解决了传统工艺中挠性连接与承重难以兼得以及烧焊与“准挠性”连接难以兼得的双重难题。该形状基座主要用于解决舰船悬臂梁风机基座低频隔振及其次声波问题，对舰船或舰艇上其它往复或轮转的基座低频隔振，也具有一定实用性。 ...

Side -blown is melted and is burnt stove

... 本实用新型公开了种侧吹熔焚炉，其属于有色金属熔炼设备领域。它主要包括炉体框架，炉体框架上设有炉体，炉体顶部设有出烟口，炉体上方设有物料入口，炉体下方设有出渣口和物料出口，炉体四周均布有助燃风管，助燃风管与炉体内部连接，助燃风管上设有调节杆；所述炉体底部设有事故口；所述助燃风管上还设有观察孔。本实用新型结构简单，传热和传质效果好，受热均匀，热效率高，且燃烧充分，熔化速度快，降低了燃料消耗。本实用新型主要用于有色金属的熔炼。 ...

Hand formula machinery punching device

... 本实用新型公开了种手摇式机械冲孔装置，包括冲孔模座、压接板和驱动机构，冲孔模座与压接板端固定连接，冲孔模座设置冲模槽、冲孔槽和容纳槽，驱动机构包括冲模、凸模、两个撑拉板、丝杆和棘轮手柄，凸模端设置第齿轮，两个撑拉板远离丝杆的端均设置第二齿轮，第齿轮分别与两个第二齿轮相配合。在棘轮手柄旋转丝杆的过程中，第二齿轮推动第齿轮进行冲孔，第齿轮和第二齿轮结构的相互配合有效避免冲孔过程中凸模与撑拉板滑落的现象发生。 ...

Method and system for measurement device independent quantum key distribution network

A quantum key distribution (QKD) network independent of a measurement device (MDI), a method of operating an MDI QKD network including a common server and a plurality of user systems, a user system for an MDI QKD network, and a method of operating a user system of an MDI QKD network. A method of operating an MDI QKD network including a common server and a plurality of user systems comprises the steps of: performing optical pulse generation and distribution at the common server using a laser source; receiving, at the user system, the light pulses from the public server; modulating the light pulse at the user system for quantum communication; retransmitting the modulated light pulses from the user system to the public server; an energy constraint component is used on each user system to limit Trojan horse attack (THA).

Two ACE inhibitory peptides as well as preparation method and application thereof

The invention discloses two ACE (Angiotensin Converting Enzyme) inhibitory peptides as well as a preparation method and application thereof. The ACE inhibitory peptides comprise one or a combination of two of the following polypeptides: 1) a polypeptide with an amino acid sequence of LVPYRP (SEQ ID No.1) and 2) a polypeptide with an amino acid sequence of WYWPQ (SEQ ID No.2). The invention also provides a preparation method and application of the ACE inhibitory peptides, and the two ACE inhibitory peptides have good human intestinal absorbability and ACE inhibitory effect, are non-toxic, can be easily used as functional factors to be added into various health foods, and have good market prospects in medicine and food industries.

Unequal-plant-spacing planting mode for adjacent-row crops

The invention discloses an adjacent row crop unequal row spacing planting mode and belongs to agricultural crop planting agronomic methods. Large-plant-spacing rows and small-plant-spacing rows are sequentially arranged on field land in parallel at intervals, and the crop plant spacing sizes on the large-plant-spacing rows and the small-plant-spacing rows are as follows: (1) corn: the plant spacing size on the large-plant-spacing rows is 18-35 centimeters, and the plant spacing size on the small-plant-spacing rows is 15-25 centimeters; (2) soybeans: the plant spacing size on a large plant spacing row is 6-12cm, and the plant spacing size on a small plant spacing row is 4-8cm; (3) sorghum: the plant spacing size on the large plant spacing row is 10-20 cm, and the plant spacing size on the small plant spacing row is 6-10 cm; the mode changes a traditional adjacent-row crop equal-plant-spacing planting mode, and has the advantages of being scientific, reasonable and novel, guaranteeing illumination ...

Building brick storage rack

The invention is suitable for the technical field of building engineering, and provides a building brick storage rack which comprises a storage assembly and a positioning assembly fixed to the storage assembly in an inserted mode. The storage assembly comprises a storage piece, two placement pieces arranged on the storage piece in a sliding mode, a plurality of bearing pieces rotationally connected to the interiors of the placement pieces, two moving pieces arranged on the storage piece in a sliding mode, and rotating arm pieces arranged between the placement pieces and the moving pieces in a hinged and matched mode. According to the storage rack, a plurality of building board bricks can be stacked in a linear array mode, so that a building worker can conveniently take and use the building board bricks in the later period, the storage rack can be suitable for the building board bricks with different lengths in the using process, the building board bricks with different lengths can be conveniently ...

Asthma patient environmental exposure monitoring and early warning device and method

The invention discloses an asthma patient environment exposure monitoring and early warning device and method, and relates to the field of environment monitoring, the device comprises an environment monitoring device, a main control chip and a display module; the environment monitoring device and the display module are both connected with the main control chip; the environment monitoring device is used for monitoring environment information of the environment where the asthma patient is located. The environment information comprises temperature, humidity, particulate matter concentration, atmospheric pressure, organic matter concentration, NO2 concentration and O3 concentration; the main control chip sends out early warning information according to the environment information; the display module is used for displaying the early warning information. According to the invention, the environment of the asthma patient can be monitored, so that early warning for the asthma patient is realized ...

Method and device for detecting positive and negative wearing of earphone, earphone and storage medium

The invention provides an earphone forward and reverse wearing detection method and device, an earphone and a storage medium, the earphone forward and reverse wearing detection method comprises the following steps: detecting noise in an ear canal and noise outside the ear canal, the ear canal comprising at least one of a left ear canal and a right ear canal; obtaining a noise difference value between the noise inside the ear canal and the noise outside the ear canal; determining whether the left earphone and the right earphone are worn reversely according to the noise difference value of the left ear canal and the right ear canal; if the left earphone and the right earphone are reversely worn, reverse wearing processing is carried out, whether the left earphone and the right earphone are reversely worn or not is determined through the noise difference value inside the ear canal and outside the ear canal by adopting the earphone forward and reverse wearing detection method, and if the left ...

Laser stitch welding combined pressing device and using method thereof

The invention relates to the technical field of pressing devices, in particular to a laser stitch welding combined pressing device and a using method.The laser stitch welding combined pressing device comprises a platen, a plurality of supporting legs are fixedly connected to the bottom of the platen, two through grooves are formed in the platen, a U-shaped plate is arranged at the top of the platen, and the bottom of the U-shaped plate penetrates through the two through grooves; the U-shaped plate, the pressing plate, the threaded rod and the connecting plate are arranged, the threaded rod is rotated to drive the connecting plate to move downwards, the connecting plate drives the pressing plate on the U-shaped plate to move downwards, and stacked steel plates are pressed and fixed through downward movement of the pressing plate. Manual pressing of workers is replaced, hurt to the hands of the workers in the welding process can be effectively avoided, and meanwhile welding dislocation caused ...

Mobile equipment resolution adaptation method and device, electronic equipment and storage medium

The invention relates to the technical field of computers, and provides a mobile device resolution adaptation method and device, an electronic device and a storage medium, the method comprises the following steps: receiving an access request of a page, and determining a device type and a device pixel ratio of a device corresponding to the access request; determining a root element target size reference of the page according to the device pixel ratio, the device type and a root element initial size reference of the page; and carrying out resolution adaptation on the page based on the root element target size reference, and outputting the adapted page to the equipment. According to the method and the device, different devices can display pages with adaptive resolution without developing multiple sets of adaptive style codes, so that resources can be saved, and the adaptation efficiency of the resolution of the mobile device is improved.

High-precision dark tea aroma analysis method and application thereof

The invention relates to the field of chemical detection, and discloses a high-precision dark tea aroma analysis method and application thereof. Comprising the following steps: preparing a pre-extraction sample from the dark tea and a standard substance, extracting aroma components by adopting HS-SPME, balancing the pre-extraction sample, extracting by using an extraction head with an adsorbent, adsorbing the aroma components on the adsorbent, introducing the adsorbent into a chromatography GC, desorbing, and determining the aroma components in the dark tea. The aroma components flowing out of the GC respectively enter a mass spectrum MS and a smelling instrument O in a 1: 1 shunt mode, detection results of the two groups of aroma components are obtained and compared, and detection results of the two groups of aroma components of the standard substance are obtained; the method also comprises the following steps: directly smelling the sample and the standard substance by a plurality of tea ...

Personnel gathering judgment method and device based on indoor positioning

The invention relates to the field of indoor positioning, and particularly provides a personnel gathering judgment method and device based on indoor positioning, and the method comprises the following steps: S1, determining a coordinate unit; s2, setting an aggregation threshold value; s3, indoor coordinates of a positioning target are collected; s4, caching the indoor coordinates of the positioning target; s5, analyzing the coordinate data by the timed task, and judging whether the coordinate data are aggregated; and S6, triggering an alarm. Compared with the prior art, the problem of how to quickly judge whether the positioning targets are gathered or not based on indoor positioning is solved. All aggregated events may be determined without specifying a monitoring area within a full graph range.

Impact-resistant aluminum alloy profile

The invention discloses an impact-resistant aluminum alloy section which comprises a base, a plurality of aluminum alloy sections and a plurality of aluminum alloy sections. The mounting plate assembly comprises at least two mounting plates, each mounting plate is fixed to the base through a plurality of first elastic pieces, and every two adjacent mounting plates are connected through a plurality of second elastic pieces. In this way, the problem that if an existing aluminum alloy profile is impacted after being installed, the aluminum alloy profile is likely to be broken due to the fact that no physical buffering capacity exists is solved.

Measurement field deformation analysis method for large-scale tool in non-uniform temperature field

The invention discloses a measurement field deformation analysis method for a large-scale tool in a non-uniform temperature field. The method comprises the following steps: building a finite element model of an aircraft tool; designing a measurement scheme; performing finite element simulation calculation; and calibrating the simulation model. According to the method, deformation calculation can be carried out on the large tool under the non-uniform temperature field, and the calculation method is proved to have high precision through correlation analysis of an actual measurement result and a calculation result. Compared with measurement errors caused by the temperature due to the fact that the temperature influence is not considered in traditional large tool measurement, the tool thermal deformation under the non-uniform temperature can be calculated, the influence of the temperature on a measurement field is compensated, and the measurement precision of large tool deformation is further ...

Screen management method and device, equipment and storage medium

The invention discloses a screen management method and device, equipment and a storage medium, and belongs to the technical field of electronics. The method comprises the steps that a vehicle-mounted interface is displayed through a vehicle-mounted display screen of a vehicle, the vehicle-mounted interface comprises at least one of an instrument interface and a central control interface, the central control interface is used for displaying an icon of at least one vehicle-mounted application, and the instrument interface is used for displaying instrument information; determining a layout adjustment mode of the vehicle-mounted interface, wherein the layout adjustment mode of the vehicle-mounted interface is matched with the driving state or the driving habit of the vehicle; and adjusting the layout of the vehicle-mounted interface based on the layout adjustment mode. Compared with a fixed layout mode of the vehicle-mounted interface, the method determines the layout adjustment mode of the ...

DISPLAY DEVICE AND SOURCE DRIVE BOARD

A display device and a source driving board (105) for the display device. The display device comprises a display module (10) and a backlight module (20). The display module (10) comprises a non-emissive display panel (101), a source driving circuit (102), and a source driving board (105). The source driving circuit (102) is electrically connected between the source driving board (105) and the non-emissive display panel (101), and is controlled by the source driving board (105) to provide display signals to the non-emissive display panel (101) for image display. The backlight module (20) comprises a backlight source (201) and a backlight source driving circuit (202). The backlight source (201) is controlled by the backlight source driving circuit (202) and exhibits the corresponding brightness. The backlight source driving circuit (202) and the source driving circuit (102) of the display device are integrated onto the source driving board (105).

SHRNA EXPRESSION CASSETTE, POLYNUCLEOTIDE SEQUENCE CARRYING SAME, AND APPLICATION THEREOF

An shRNA expression cassette, a polynucleotide sequence carrying the expression cassette, and an application thereof. The shRNA expression cassette contains, in order from 5' to 3', a DNA sequence expressing the shRNA and a filler sequence. The length of the shRNA expression cassette sequence is close to the length of a wild-type AAV genome.

BATTERY BALANCING SYSTEM, VEHICLE, BATTERY BALANCING METHOD, AND STORAGE MEDIUM

A battery balancing system, a vehicle, a battery balancing method, and a storage medium. The battery balancing system comprises acquisition circuits (12), balancing circuits (13), controllers (14), a charging branch connected to a charging device and a battery pack, and a first power supply branch (15) connected to the charging device (31) and the battery balancing system for supplying power to the battery balancing system. When the battery pack (11) is fully charged and there is a battery cell (111) for which balancing needs to be started in the battery pack (11), the controllers (14) control the charging branch to be disconnected, and control the first power supply branch (15) to remain connected, so that a balancing module performs balancing on the battery cell (111) for which balancing needs to be started. By improving the electrical connection structure of a battery balancing system, the battery balancing time is extended, the battery balancing effect is improved, and the technical ...

HEADING MACHINE CUTTERHEAD FIXED AND VARIABLE DISPLACEMENT COMBINED HYDRAULIC MOTOR DRIVE SYSTEM AND CONTROL METHOD

Disclosed are a heading machine cutterhead fixed and variable displacement combined hydraulic motor drive system and a control method. The system comprises a variable displacement hydraulic motor set (E1, …, Ee), a fixed displacement hydraulic motor set (F1, …, Ff), and a variable displacement hydraulic pump set (G1, …, Gg). The variable displacement hydraulic motor set, the fixed displacement hydraulic motor set and the variable displacement hydraulic pump set are all connected into a main oil path of a heading machine cutterhead system. The variable displacement hydraulic pump set is used for inputting flow to the main oil path, and the variable displacement hydraulic motor set and the fixed displacement hydraulic motor set are used for obtaining the flow from the main oil path. The system is established by combining the fixed displacement hydraulic motor set and the variable displacement hydraulic motor set, the displacements of the fixed displacement hydraulic motor set and the variable ...

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