拉手（6870单）

RECORDING METHOD, RECORDING DEVICE, AND ELECTRONIC DEVICE

Provided in embodiments of the present invention are a recording method, and, corresponding to the recording method, a recording device and an electronic device. The recording method of the embodiments of the present invention is applicable in a first electronic device, where the first electronic device comprises a voice communication unit. The recording method comprises: performing a voice communication with a second electronic device via the voice communication unit; during the voice communication, receiving a record command from a user; on the basis of the record command, performing a content recording and generating record data; generating communication identity information on the basis of the voice communication; when the content recording is completed, generating a record file via the record data, and correlating the communication identity information to the record file.

Qualitative recognition method and device for corrosion of sleeve joint and readable storage medium

The invention provides a qualitative recognition method and device for corrosion of a sleeve joint and a readable storage medium. The qualitative recognition method comprises the steps that S1, drilling dredging is conducted on a slurry outlet hole of the sleeve joint through a drill bit; s2, cleaning scraps in a hole channel of the drilling hole; s3, taking a picture of a predetermined area, wherein the predetermined area comprises a junction of the inner wall of the sleeve joint and the slurry outlet hole and an area of a preset range extending from the junction to the slurry outlet hole; and S4, identifying and judging the corrosion condition in the photo. The steps of drilling, hole cleaning, photographing, recognition, judgment and the like are sequentially executed on the slurry outlet hole of the sleeve joint, so that the corrosion condition of the sleeve joint is quickly judged, and qualitative recognition is simple and quick.

Radar signal modulation type identification method based on wavelet transform phase mutation detection

The invention discloses a radar signal modulation type identification method based on wavelet transform phase mutation detection, belongs to the field of passive radar data processing of a passive detection technology, and mainly aims to solve the problems that FSKPSK intra-pulse features are difficult to extract and an identification algorithm cannot adapt to a low signal-to-noise ratio in radar signal composite modulation type identification. Comprising the following steps: for intermediate frequency data, performing coarse identification on an intra-pulse modulation type; for the non-FSK class, simple signals, LFM signals, PSK signals and the like are identified through algorithm analysis and processing; and for the FSK type, mutual interference between a frequency abrupt change point and a phase abrupt change point is avoided through a wavelet transform-based phase abrupt change detection method, the signal is cut into single-frequency sub-signals to be analyzed and processed, and an ...

Phosphorus-doped graphite negative electrode material, preparation method thereof, negative electrode plate and lithium ion battery

The invention belongs to the technical field of new materials, and particularly relates to a phosphorus-doped graphite negative electrode material, a preparation method thereof, a negative electrode plate and a lithium ion battery, a solvent a, a phosphorus-containing compound and a coated carbon precursor are mixed to obtain a mixture A; uniformly mixing the mixture A with graphite powder to obtain a mixture B; putting the mixture B into a carbonization furnace, and carbonizing in an inert atmosphere; then cooling to room temperature to obtain a material C; and treating the calcined material C to obtain the phosphorus-doped graphite negative electrode material. By means of the process, an interface layer containing phosphorus can be formed on the surface of the material, due to the fact that the electronegativity of phosphorus atoms is large, structural defects are formed, the number of active sites on the surface of the material is increased, the interface activity of the material is ...

Height limiting device for municipal road bridge

The height limiting device comprises a height limiting device body and a forbidding device, the limiting device body comprises a first cross beam, a lifting plate and a limiting plate, the two sides of the bottom end of the first cross beam are fixedly connected with the top ends of supporting beams, and sliding grooves are formed in the top ends of the sides, close to each other, of the two supporting beams; the two sliding grooves are slidably connected with sliding blocks correspondingly, the sides, close to each other, of the two sliding blocks are fixedly connected with the left side and the right side of a lifting plate correspondingly, and the two sides of the top end of the lifting plate are fixedly connected with rope fixing blocks correspondingly. Through mutual cooperation of the height limiting device and the forbidding device, when a vehicle exceeding the limited height passes, the vehicle collides with a limiting plate, and a metal touch block on the rear side of the limiting ...

INFORMATION NOTIFICATION METHOD, DEVICE, AND ELECTRONIC APPARATUS

Embodiments of the present invention provide an information notification method, a device and a first electronic apparatus. The information notification method is applicable to the first electronic apparatus having a first user identifier, and the information notification method comprises: a first application module sending a communication request requesting for communication with a second electronic apparatus; after the communication process ends, determining whether voice data collected during the communication process is received from the second electronic apparatus during the communication process, and acquiring a determination result; when the determination result indicates that the voice data is not received during the communication process, automatically switching to a second application module used for sending a piece of notification information. In the embodiments of the present invention, if it is found that nobody answers when a phone call is made, the second application module ...

MOBILE TERMINAL AND METHOD FOR SERVICE PROCESSING THEREOF

A mobile terminal and a method for service processing thereof are provided in the present invention. The mobile terminal comprises: a determining module for determining whether the first service needs to be opened and obtaining a determining result; a register information collecting module for collecting the first register information used for opening the first service when said determining result indicates that the first service needs to be opened, wherein the first register information comprises an ID for identifying the mobile terminal uniquely; a first transmission module for transmitting a first register request comprising a first register information to the first server by using a communication module to request for opening the first service; a first receiving module for receiving the service setting information by using the communication module, wherein the service setting information is returned by the first server after the first server opens the first service according to the ...

INFORMATION PROCESSING DEVICE AND CONTROL METHOD THEREOF

An information processing device and a control method applied to the information processing device. The information processing device comprises: a display unit configured to display images; an input unit configured to receive inputs from a user; a motion detecting unit configured to detect the motion of the information processing device and to generate data related to the motion; and a processing unit connected to the display unit, the input unit, and the motion detecting unit, the processing unit is configured to receive the motion-related data from the motion detecting unit, and enable/disable the display unit and/or the input unit based on the data related to the motion.

Metallurgy ground vehicle

The invention provides a metallurgical ground vehicle, relates to the technical field of metallurgy, and adopts the technical scheme that the metallurgical ground vehicle comprises a vehicle body, a first slag slipping structure and a second slag slipping structure are arranged at the upper part of the vehicle body, the first slag slipping structure is arranged at the front part of the vehicle body, and the second slag slipping structure is arranged at the rear part of the vehicle body; the middle part of the first slag sliding structure and the middle part of the second slag sliding structure protrude upwards, so that dropped slag slides down from the two sides; the device further comprises a winding drum, a counting sensor is arranged on a rotating shaft of the winding drum, a cable is wound on the winding drum, a threading pipe and a leading-in connector are arranged on the vehicle body, and a leading-in hole is formed in the side wall of the leading-in connector. The problems that an ...

LOW SAR VALUE CELLPHONE ANTENNA

The present invention provides a low SAR value cellphone antenna, the cellphone antenna comprising a housing with a mainboard arranged inside, and the mainboard is provided with a main antenna feed point; the main antenna is a PIFA antenna having two contacts. The contacts are bent and extended downwardly to be connected to the feed point of the main antenna; a planar electromagnetic crystal EBG patch is arranged above the metal ground of the mainboard and below the main antenna, the connection of said planar electromagnetic crystal EBG patch with the nearby metal ground being switched on or off to change the radiation direction of the main antenna. In this way, controlling beam pointing of the cellphone antenna can be achieved, thereby the propagation of electromagnetic waves can be controlled effectively, and hence radiation from the cellphone antenna onto human bodies can be lowered so that the SAR value of the cellphone antenna is managed within a specified range.

Hoisting clamping jaw mechanism

The hoisting clamping jaw mechanism comprises a first fixing piece and a clamping jaw device, the clamping jaw device comprises a pull rod and a plurality of clamping pieces, the pull rod is connected to the first fixing piece and movably connected with the first fixing piece, one end of each clamping piece is connected with the first fixing piece, the pull rod comprises a first rod part, and the first rod part is located at one end of the pull rod; in the axial direction of the pull rod and in the direction far away from the first fixing piece, the cross sectional area of part of the first rod part is gradually increased, the multiple clamping pieces jointly clamp the circumferential surface of the pull rod, when the battery pack is hoisted, the first rod part slides upwards, and each clamping piece is opened by the first rod part, so that the clamping pieces move far away from the central axis of the pull rod; according to the lifting clamping jaw mechanism, the clamping pieces are arranged ...

Liquid crystal display and backlight module and display module thereof

The invention discloses a liquid crystal display and a backlight module and a display module thereof. The backlight module is used in a display and comprises a back plate and a light guide plate. The back plate is provided with a bottom plate part and a side plate part which is bent and extends from the bottom plate part, and an accommodating space is formed between the bottom plate part and the side plate part of the back plate; the back plate is provided with a restraining part, and the restraining part is positioned in the accommodating space; the light guide plate is contained in the containing space, and at least one part of the light guide plate is located between the restraining part and the bottom plate part. According to the liquid crystal display and the backlight module and the display module thereof, a rubber frame of a traditional backlight module is not needed, the light guide plate can be effectively contained and fixed, and reduction of the overall thickness of the liquid ...

Back adhesive display module and manufacturing process thereof

The invention discloses a back adhesive display module and a manufacturing process thereof. The back glue display module comprises a PCB, LED lamp beads and driving ICs, the LED lamp beads are welded to the front face of the PCB, the driving ICs are welded to the back face of the PCB, the back face of the PCB is provided with a back glue layer, the back face of the back glue layer is provided with a back pasting plane used for being tightly attached to a box body, and the back pasting plane is parallel to the front face of the PCB. According to the structure and the process, the thickness uniformity of the display module can be excellent, the thickness tolerance is reduced, the flatness of the display surface of the LED display screen is improved, and meanwhile, the processing difficulty and the processing cost of a PCB (Printed Circuit Board) are reduced. And the back adhesive layer in the back pasting plane can also play a role in heat insulation, so that the temperature distribution ...

Semiconductor film material low-temperature resistivity test equipment

The invention is suitable for the technical field of semiconductor material testing, and provides semiconductor thin film material low-temperature resistivity testing equipment, which comprises a base, on which a resistivity tester is mounted; the lifting plate is mounted on the base through a lifting assembly; the placing assemblies are mounted on the base and are used for placing semiconductor films to be detected and detected semiconductor films; the detection base is mounted on the base through a low-temperature processing assembly; the detection mechanism is connected with the lifting plate; wherein the detection mechanism comprises a moving block, a probe, a carrying plate and a sucker, the structure is innovative, and through cooperative arrangement of the detection mechanism, the placing assembly and the lifting assembly, the automation degree of the equipment can be improved.

SELF-RECOGNITION CHARGING METHOD AND APPARATUS FOR ELECTRIC VEHICLE

A self-recognition charging method for an electric vehicle, comprising the following steps: (1) storing vehicle characteristic information in a server; (2) physically connecting a charger and an electric vehicle; (3) acquiring vehicle characteristic information about a vehicle to be charged; and (4) a server judging whether the vehicle to be charged satisfies a charging condition, and if so, starting charging. According to the charging method, a server automatically recognizes vehicle information; after a user inserts a charging gun, the server automatically performs verification; and if a charging condition is satisfied, an electric vehicle is automatically charged, thereby saving on charging operating steps and improving the convenience of charging. Also disclosed is a self-recognition charging apparatus for an electric vehicle.

Heating method based on user position and height and related device

The invention discloses a heating method based on the position and height of a user. The heating method comprises the steps that a distance sensor is controlled to obtain distance information; controlling the image acquisition device to acquire a user image, and determining height information of a user according to the user image; controlling a temperature sensor to obtain the environment temperature of the room; when the environment temperature is smaller than a first preset temperature, a target electric heating sub-assembly is determined according to the distance information and the height information; according to the environment temperature, the distance information and the height information, heating parameters of the target electric heating sub-assembly are determined; and controlling the target electric heating sub-assembly to heat a user according to the heating parameters. The target electric heating sub-assembly for heating and the heating parameters of the target electric heating ...

Micro-magnetic nondestructive automatic detection method for mechanical property of complex component

The invention discloses a micro-magnetic nondestructive automatic detection method for mechanical properties of a complex component. The method comprises the following steps: A, setting a to-be-detected component; b, the machine vision unit identifies the position of the to-be-detected component; c, the main control computer transmits the current scanning path information and the detection point information to a robot controller, and the main control computer obtains sensor path calibration information from a database according to the bar code information and transmits the sensor path calibration information to the robot controller; the robot controller converts the contour information and the sensor path calibration information into current scanning path information and detection point coordinates; and D, carrying out micro-magnetic nondestructive testing. According to the invention, automatic nondestructive testing of mechanical properties such as hardness, strength and the like and residual ...

Low-altitude multi-path target super-resolution elevation angle estimation method based on block sparse modeling

The invention discloses a block sparse modeling-based low-altitude multi-path target super-resolution elevation angle estimation method, which comprises the following steps of: establishing a rectangular coordinate system in a plane where an echo propagation path is located based on positioning and orientation information of a radar and an azimuth measurement value of the radar to a target; extracting a terrain curve in the direction of the target and within a certain distance range from a geographic information system; performing grid division on the airspace of interest in a pitch dimension, analyzing the effectiveness of a reflection path corresponding to each pitch angle in combination with a distance measurement value and a terrain curve, and calculating an incident pitch angle of a reflected wave; constructing a structured redundant dictionary according to the direct echo steering vectors and the reflected wave steering vectors corresponding to all the interested pitch angles; establishing ...

Recombinant strain for improving fructose chondroitin yield and construction method thereof

The invention discloses a recombinant strain for improving fructose chondroitin yield and a construction method thereof, and belongs to the technical field of bioengineering. According to the invention, coding genes of key enzymes aminotransferase glmS and glucosamine phosphate mutase glmM of a UDP-acetamino galactosamine path are intensively synthesized on an escherichia coli genome, so that the problems of instability of plasmids and the like are solved, the yield of fructose chondroitin is increased, the yield of fructose chondroitin under a shake flask fermentation condition is increased to 245mg/L from 90mg/L, and the yield of fructose chondroitin is increased to 245mg/L from 90mg/L; the yield of fermentation in a 7.5 L fermentation tank reaches 7.12 g/L, and a foundation is laid for subsequent industrialization.

Intelligent laboratory safety management system

The invention discloses an intelligent laboratory safety management system, which is characterized in that under the condition that the concentration of harmful gas in a laboratory is within a first set range, an exhaust system is controlled to be opened to dilute the concentration of the harmful gas; after the exhaust system is opened, if the laboratory allows to open the intelligent window at present, the intelligent window is controlled to be opened, so that the concentration of diluted harmful gas is increased, and harm of the harmful gas to a human body is avoided; if the laboratory does not allow the intelligent window to be opened at present, first alarm information corresponding to the concentration of the harmful gas in a first set range is obtained, and the first alarm information is sent to an alarm module to give an alarm, so that personnel in the laboratory can know the current situation of the laboratory in time; under the condition that the concentration of the harmful gas ...

Component monitoring method, electronic equipment and readable storage medium

The invention provides a component monitoring method, electronic equipment and a readable storage medium, and the method comprises the steps: arranging a plurality of monitoring stations around a component, and enabling the sum of the ranges which can be monitored by the plurality of monitoring stations to cover a preset detection range of the component; monitoring the component, acquiring first surface point cloud data of the component at a first time point, and acquiring second surface point cloud data of the component at a second time point; establishing a target coordinate system by taking a preset point as an original point, converting the first surface point cloud data into the target coordinate system to obtain a first surface point cloud model, and converting the second surface point cloud data into the target coordinate system to obtain a second surface point cloud model; and according to the first surface point cloud model and the second surface point cloud model, obtaining a ...

Fire control control system with power switching over function

... 本实用新型公开了种具有电源转换功能的消防控制系统，包括：手动控制盘，其设置于小区消防控制室内，所述手动控制盘内设置有低压电源和手动控制开关；现场消防控制箱，其设置于小区各个单体建筑内，所述现场消防控制箱内设置有消防设备控制电路；电源转换箱，其设置于小区消防控制室内，通过导线分别与手动控制盘和现场消防控制箱连接；所述电源转换箱内设置有电磁线圈和消防设备控制开关，所述电磁线圈与手动控制盘内的低压电源和手动控制开关连接，通过手动控制开关闭合为电磁线圈通入低压电；所述电磁线圈通电后能够使消防设备控制开关闭合，从而将220V电传输到现场消防控制箱。本实用新型传输导线线径可以用较小的，节省成本，实用性强。 ...

Vibration welding device and vibration welding method

The invention discloses a vibration welding device which comprises a clamping platform, a welding gun and a driving part, the clamping platform is used for clamping a welding sample, the driving part is connected with the welding gun and used for controlling the welding gun to move to a working position for welding or retreating, and the vibration welding device further comprises a controller. The controller is electrically connected with the clamping platform and the driving component, and the controller can control the clamping platform and the driving component to vibrate synchronously. The invention further provides a vibration welding method. The clamping platform and the welding gun can be controlled to vibrate synchronously, and compared with the prior art that vibration is provided only through a single vibration platform, the microstructure of weld metal can be effectively improved, needle-shaped ferrite is promoted to be distributed in a fine dispersion mode, the number of large ...

Underwater near-field sound source motion trail tracking system

The invention discloses an underwater near-field sound source motion trail tracking system in the technical field of underwater sound source tracking, and the system comprises a target detection and positioning module which receives a sound signal transmitted by a target through a sensor array, processes the sound signal through a specific algorithm, achieves the detection and tracking of a moving target, obtains the azimuth information of a signal source, and transmits the azimuth information to the target detection and positioning module; the angles are azimuth angles and pitch angles; the tracking module is used for positioning at certain time intervals on the premise of ensuring control errors in combination with the transmission speed and attenuation law of sound waves in water after positioning the target, and finally realizing trajectory tracking of underwater sound source movement; analyzing and testing different algorithms with the combined array as the background; and the specific ...

Heating method based on air circulation and related device

The invention discloses a heating method based on air circulation and a related device, the heating method based on air circulation is applied to control equipment of a heating system, and the heating system is used for heating a room and comprises a temperature sensor and a plurality of heating assemblies. Each heating assembly comprises an electric heating device, an air blowing device and an air suction device. According to the heating system, the first target heating assembly and the second target heating assembly are determined by obtaining the position of the user, the first target heating assembly heats air and blows the heated air to the user, then hot air is extracted through the second target heating assembly, flowing of the hot air around the user is improved, and the heating efficiency is improved. Therefore, the heating flexibility and the heating efficiency of the heating system are improved.