带安全平台图形用户界面的显示屏幕面板

带防御解决方案图形用户界面的显示屏幕面板

带事件信息展示图形用户界面的显示屏幕面板

带快速绘制图形用户界面的显示屏幕面板

带图谱展示图形用户界面的显示屏幕面板

带展示系统图形用户界面的显示屏幕面板

筋膜枪

划船机

Liquid mixing equipment

The invention discloses liquid mixing equipment which comprises a first liquid containing cavity and a second liquid containing cavity, the first liquid containing cavity is formed in the upper portion of the second liquid containing cavity, the first liquid containing cavity and the second liquid containing cavity are communicated through a gas guide pipe, the first liquid containing cavity is provided with a first liquid outlet, the second liquid containing cavity is provided a liquid inlet and a second liquid outlet which is formed in the side face of the lower portion of the second liquid containing cavity and a third liquid outlet which is formed in the side face of the upper portion of the second liquid containing cavity, and the cross sectional area of the second liquid outlet and the cross sectional area of the third liquid outlet are smaller than the cross sectional area of the liquid inlet, the first liquid outlet is provided with a first liquid outlet pipe, the second liquid ...

Controllable W etching solution relative to laminated metal side etching and preparation method thereof

The invention relates to a controllable W layer etching solution relative to laminated metal side etching and a preparation method thereof. The composition comprises an oxidizing agent, a pro-oxygen agent, a buffer reagent, an inhibitor, a surfactant and ultrapure water. The etching solution utilizes an oxidizing agent to oxidize W to form an oxide to be etched. Inorganic acid is used as a secondary oxidant; buffer reagents such as ammonium acetate and the like provide a stable etching environment for the etching liquid; the inhibitor can inhibit the influence of aluminum ions and copper ions on W etching; the surfactant can reduce the surface tension of the solution and promote the uniformity and integrity of W etching. The invention provides the W etching solution which is controllable relative to lateral etching of the laminated metal and the preparation method of the W etching solution, the W layer in the laminated metal can be effectively controlled to be etched by using the etching ...

Surface grinding machine facilitating positioning and plane detection

The invention relates to the technical field of grinding machines, and discloses a surface grinding machine facilitating positioning and plane detection, which comprises an operation table, supporting legs are fixedly connected to four corners of the lower surface of the operation table, a flushing mechanism is arranged on the left side of the operation table, and a moving mechanism is arranged on the upper surface of the operation table. A driving mechanism is arranged on the side, close to the front face, of the upper surface of the operation table, an adjusting mechanism is arranged above the moving mechanism and comprises a containing pipe, a rotating column is arranged in the containing pipe, and an adjusting knob is arranged in the middle of the right side of the rotating column. According to the surface grinding machine convenient to position and detect the plane, a placing pipe is connected to the middle of the upper surface of a base plate, a rotating column rotates in the placing ...

Electric automobile and high-voltage system thereof

The high-voltage system comprises a power battery, a resonance unit, a first gating unit and a second gating unit, the resonance unit comprises a first electric energy transmission circuit, a resonance circuit and a second electric energy transmission circuit, and the input end of the first electric energy transmission circuit is connected with an external power source or an external load; the primary side of the resonance circuit is connected with the output end of the first electric energy transmission circuit, the input end of the second electric energy transmission circuit is connected with the secondary side of the resonance circuit or the power battery through the first gating unit, and the output end of the second electric energy transmission circuit is connected or disconnected with the power battery through the second gating unit. The output end of the second electric energy transmission circuit is further connected with a high-voltage load of the electric automobile. Therefore ...

Semiconductor laser reliability test method, system and medium

The invention relates to the technical field of lasers, in particular to a semiconductor laser reliability testing method and system and a medium. According to the invention, a semiconductor laser power stability degree evaluation index and a semiconductor laser environment temperature stability degree evaluation index are designed and calculated, and heat source regulation and control are carried out according to the semiconductor laser power stability degree evaluation index and the semiconductor laser environment temperature stability degree evaluation index. The time required for testing the temperature reliability of the semiconductor laser is shortened, and the efficiency of testing the temperature reliability of the semiconductor laser is improved; a two-stage regulation and control mode is adopted, the power stability degree of the semiconductor laser is kept at a high level in the temperature rise process, temperature and power fluctuation is synchronously and gradually reduced ...

Automatic connection control system for commuting vehicles based on SOA (Service-Oriented Architecture) service

The invention discloses an SOA service-based commuting vehicle automatic connection control system, which comprises a chassis domain controller, an entertainment cabin domain controller and gateway equipment, and is characterized in that data interaction is performed between the chassis domain controller and the entertainment cabin domain controller through the gateway equipment; a commuting connection function application module and an automatic parking service module are arranged in the chassis domain controller; the commuting connection function application module calls the automatic parking service module to drive a vehicle to be automatically parked into a predetermined target parking space; or the commuting connection function application module drives the vehicle to be automatically parked out of the current parking space by calling the automatic parking service module. According to the method, agile development of functions can be realized, the development cost is saved, the function ...

Driving control system of high-speed wind tunnel multi-degree-of-freedom model supporting mechanism and application method

The invention discloses a high-speed wind tunnel multi-degree-of-freedom model supporting mechanism driving control system and an application method, and relates to the field of high-speed wind tunnel electro-hydraulic servo control. The plurality of sets of servo control units are used for controlling the movement of servo oil cylinders of all shafts in the multi-degree-of-freedom model supporting mechanism by adjusting the positions of valve cores of the servo valve group; and the motion logic control unit is used for receiving an instruction of the upper computer and coordinating the action of each set of servo control unit so as to realize collaborative motion. According to the high-speed wind tunnel multi-degree-of-freedom model supporting mechanism driving control system and the application method, a distributed control scheme of an upper computer, a multi-axis motion controller, a servo control unit and a servo proportional valve is adopted, and accurate control over the position ...

Multi-AGV intelligent scheduling method based on hierarchical internal excitation

The invention relates to a multi-AGV intelligent scheduling method based on hierarchical internal excitation, and the method comprises the steps: building a partially observable Markov decision model based on a multi-AGV workshop carrying scene; secondly, proposing a layered internal excitation mechanism which is used for adjusting two internal excitation weights of the AGV in real time; and then, training is carried out based on a multi-agent deep reinforcement learning method BicNet, and finally, the trained strategy network is deployed to each AGV, and multi-AGV intelligent scheduling is carried out. According to the scheduling method based on multi-agent reinforcement learning, each AGV can perform self-organized intelligent scheduling based on the strategy network, the autonomous scheduling capability and task completion level of the multiple AGVs are improved, and a solution is provided for realizing self-learning and self-organized intelligent scheduling of the multiple AGVs.

PRESSURE-RESISTANT INFUSION BAG HAVING BUFFER CAVITY

A pressure-resistant infusion bag having a buffer cavity (6), comprising: a bag body (1), an accommodating cavity being provided in the bag body (1); first weak welding strips (3), provided on the bag body (1), dividing the accommodating cavity into several chambers (2) for containing liquid or powder, adjacent chambers (2) being separated by two first weak welding strips (3), and a buffer cavity (6) being provided between the two first weak welding strips (3); and several second weak welding strips (10) provided between the two first weak welding strips (3), the second weak welding strips (10) being provided in the buffer cavity (6), and two ends of the second weak welding strips (10) being respectively connected to the two first weak welding strips (3). The buffer cavity (6) is formed between the two first weak welding strips (3), and when one weak welding strip opens in an anomalous condition, a part of the liquid or powder in the chamber on the open side can spill into the buffer cavity ...

DOCUMENT PROTECTION METHOD AND DEVICE

A document protection method and device, wherein the method comprises: backing-up a document in a preset directory if modification of the document by an unauthorized program is detected, thereby acquiring a backup of the document being modified (101); if the number of documents being modified is greater than or equal to a preset value, then sending a popup dialog box to the terminal where the document in the preset directory is located, the popup dialog box enquiring of a user whether to prevent modification by the program of the document in the preset directory (102); and, according to the instruction sent by the user via the popup dialog box, determining whether to restore the document using the backup document (103), wherein the document in the preset directory is not stored in the directory to which the program belongs. The method enables the document to be restored and protected, with the restored document being the latest version of the document prior to it being modified, such that ...

FACE VERIFICATION METHOD AND SYSTEM

The present invention relates to a face verification method and system, the method comprising: preprocessing high-dimensional facial feature data through principal component analysis and linear discriminant analysis, the preprocessing comprising setting a data dimension after dimension reduction through principal component analysis; establishing a discriminant high-order Boltzmann machine and setting the number of nodes for a hidden layer; reducing model parameters of the discriminant high-order Boltzmann machine by employing a strategy of tensor diagonalization; inputting pairs of facial data into the discriminant high-order Boltzmann machine, using a random gradient descent algorithm to maximize the conditional probability of relationship categories, so as to iteratively optimize a weight of the Boltzmann machine and obtain an ultimate discriminant high-order Boltzmann machine; inputting pairs of facial data to be verified into the discriminant high-order Boltzmann machine model and obtaining ...

METHOD AND APPARATUS FOR CONTROLLING BACKLIGHT OF DISPLAY SCREEN, ELECTRONIC DEVICE AND STORAGE MEDIUM

A method and apparatus for controlling a backlight of a display screen, an electronic device and a storage medium. According to the method, the adjustment of the on or off of backlight of a display screen is determined in conjunction with an included angle between an electronic device (70) in a call state and a pre-set direction and whether there is an object blocking a light hole, and even in the scenario where the light hole is covered by dark hair and the like, the on or off of the backlight of the display screen can be accurately adjusted.

SOILLESS CULTURE MEDIUM FOR SUCCULENTS AND CULTIVATION METHOD THEREFOR

A soilless culture medium for succulents, comprising the following raw materials by volume: 28%-51% of peat soil, 23%-41% of worm cast, 19%-37% of carbonized rice husk, and 4%-22% of woodchips. The medium has an appropriate material ratio, low costs, proper air porosity and water-holding capacity, large total porosity, and small bulk density, and is particularly suitable for cultivation of succulents. An economical and environment-friendly culture medium for succulents is obtained by reducing the amount of the peat soil in the medium. The medium can be used as an ideal soilless culture medium for succulents.

表带

纸尿裤渗透性能测定仪（SGJ357C-II）

带资产绘制图形用户界面的显示屏幕面板

带能力体系展示图形用户界面的显示屏幕面板

菌落计数仪

Oil well detection device

... 本实用新型提供了种油井检测装置，油井检测装置包括：用于检测待检测油井(90)的压力和/或温度的探测器(10)，放置在待检测油井(90)中；绕线部；光缆(30)，光缆(30)缠绕在绕线部上，光缆(30)具有固定端(31)和自由端(32)，固定端(31)随绕线部起转动，自由端(32)与探测器(10)连接；信号传输器(40)，与固定端(31)连接，探测器(10)检测到的压力和/或温度通过光缆(30)实时地传输到信号传输器(40)中。本实用新型的技术方案有效地解决了现有技术中不能实时检测水平井的工作情况的问题。 ...

Hydrogenation catalyst carrier

The invention discloses a hydrogenation catalyst carrier, which is prepared from a Y/SAPO-34/ASP composite material containing a crystal pore wall structure and alumina sol, and a preparation method of the Y/SAPO-34/ASP composite material containing the crystal pore wall structure comprises the following steps: (1) uniformly adsorbing slurry obtained by mixing a Y molecular sieve, a long-chain surfactant and an alkaline aqueous solution onto macroporous silica gel to prepare a Y/silica gel solid mixture; (2) mixing the Y/silica gel solid mixture serving as a silicon-aluminum source with a template agent, phosphoric acid, an aluminum source and water, adjusting the pH value, and crystallizing to obtain Y/SAPO-34 composite material slurry; and (3) mixing the Y/SAPO-34 composite material slurry, a silicon source and a long-chain surfactant, adjusting the pH value, and crystallizing to obtain the Y/SAPO-34/ASP composite material containing the crystal pore wall structure. In the technology, ...

ASSEMBLY LINE-TYPE MUMMIFIED APHID SEPARATION AND WASHING APPARATUS

An assembly line-type mummified aphid separation and washing apparatus, comprising: a conveyor belt (100), a washing module (200) and a synchronous fixing module (300), the washing module (200) being arranged on a surface of the conveyor belt (100), the washing module (200) comprising at least one washing apparatus (22), the washing apparatus (22) comprising a rotary brush (1000), the synchronous fixing module (300) comprising a rotary apparatus and press strips (400), the washing apparatus (22) being located in a space fitted by the press strips (400) and the rotary apparatus, at least a portion of the press strips (400) or partial sections of the press strips (400) being attached to the conveyor belt (100) and used for fixing and attaching leaf blades to the conveyor belt (100).

INFORMATION PREDICTION METHOD, MODEL TRAINING METHOD AND SERVER

Disclosed are an information prediction method, a model training method and a server. The information prediction method comprises: acquiring an image to be predicted (101); extracting a set of features to be predicted from the image to be predicted, wherein the set of features to be predicted comprises a first feature to be predicted, a second feature to be predicted and a third feature to be predicted, the first feature to be predicted represents an image feature of a first area, the second feature to be predicted represents an image feature of a second area, the third feature to be predicted represents an attribute feature related to an interactive operation, and the range of the first area is smaller than the range of the second area (102); and acquiring, by means of a target joint model, a first tag and/or a second tag corresponding to the set of features to be predicted, wherein the first tag represents a tag related to operation content, and the second tag represents a tag related ...

CORRECTION APPARATUS AND CORRECTION METHOD FOR GRAPHITE FRAME

Disclosed is a correction apparatus for a graphite frame, the correction apparatus comprising a main frame (1), wherein a connecting frame (2) is perpendicularly fixed to the main frame (1); several fixing rods (3) are successively fixedly connected to the connecting frame (2); a locating block (4) is fixed to one side of each fixing rod (3); one side, away from the fixing rod (3), of the locating block (4) is provided with a correction wheel rod (5); correction wheels (6) are fixed to the correction wheel rod (5); both ends of the correction wheel rod (5) are fixedly connected to a traction rod (7); the traction rod (7) is connected to a piston-type cylinder (8); and the piston-type cylinder (8) is fixedly connected to the main frame (1). Further disclosed is a correction method for a graphite frame, the correction method comprising the following steps: S1. placing a plate; S2. performing correction; and S3. fetching the plate.

带信息展示图形用户界面的显示屏幕面板

带地理空间沙盘图形用户界面的显示屏幕面板

便携式治疗装置（子午流注）

全自动样品处理装置

便携式臭氧分析仪校准装置

中性笔（LT-1282咖啡）

电钻（D318）

拖鞋（简约风加厚8802）

冲击扳手（D316）

带展示系统图形用户界面的显示屏幕面板

筋膜枪

包装盒（磷酸奥司他韦胶囊）

Punching press welded structure leaf spring support

... 本实用新型涉及一种冲压焊接结构钢板弹簧支架，由外侧板、支撑板、加强筋、底座、减磨块组成，所述支撑板向内侧折弯成两个90度的弯，两个所述外侧板、及所述加强筋组合焊接在所述支撑板的两侧及后面，所述底座及三个所述减磨块组合焊接。本实用新型工序少，成本低；没有铸造质量缺陷、产品强度高，一次性设备投入小，生产效率高，适合大批量生产；压型工艺相对简单，模具结构简单，换型费用低；消耗能源少，不产生有害气体。 ...

Mode conversion valve dismounting and mounting assembly for repairing spoiler actuator cylinder on inner side of airplane and using method of mode conversion valve dismounting and mounting assembly for repairing spoiler actuator cylinder on inner side of airplane

The invention discloses a mode conversion valve dismounting and mounting assembly for repairing an aircraft inner side spoiler actuator cylinder and a using method, the mode conversion valve dismounting and mounting assembly comprises a shell, a pulling tool, a pulling sleeve device and an assembling device, the pulling tool is firmly connected with a mode conversion valve, the pulling sleeve device drives the pulling tool and the mode conversion valve to move upwards, the conversion valve is evenly stressed, and dismounting is completed; according to the mode switching valve, the inner wall of a valve hole cannot be damaged, all parts of the mode switching valve are evenly stressed and stably move downwards through the assembling device till the parts are inserted into the valve hole, and installation of the mode switching valve is completed. The disassembly and assembly efficiency of the mode conversion valve and the safety in the disassembly and assembly process are greatly improved, ...

Diesel selective hydrogenation ring-opening cracking catalyst and preparation method and application thereof

The invention provides a diesel oil selective hydrogenation ring-opening cracking catalyst and a preparation method and application thereof, the diesel oil selective hydrogenation ring-opening cracking catalyst comprises a carrier and a metal hydrogenation active component, and the carrier comprises a (USY + HMS) composite mesoporous molecular sieve. The diesel oil selective hydrogenation ring-opening cracking catalyst can effectively convert straight-run diesel oil to produce an ethylene cracking raw material, and has a great industrial application value in refining and chemical integrated enterprises.

Emergency power generation device with self-balancing structure and working method of emergency power generation device

The invention discloses an emergency power generation device with a self-balancing structure and a working method thereof.The emergency power generation device comprises a unit support and a plurality of supporting structures installed on the unit support, a power unit is arranged on the unit support, and each supporting structure comprises a supporting rod, a sliding rod, a driving push rod and a contact sensor; the supporting rod is connected with the unit support. The sliding rod and the driving push rod are slidably installed on the supporting rod. The bottom of the sliding rod is in contact with the ground, and an output shaft at the bottom end of the driving push rod is connected with the sliding rod and used for driving the bottom of the sliding rod to make contact with the ground; the contact sensor is mounted on the supporting rod, electrically connected with the driving push rod and used for stopping the driving push rod; the contact sensor is located over the top end of the driving ...

Safety anti-counterfeiting system and method for elevator

The invention discloses a safety anti-counterfeiting system and method for an elevator, and relates to the field of elevators. Each elevator car is internally provided with an elevator control main board, a car roof control board, a driving board, a door machine control board, an instruction board, an in-car display board, a light curtain board, a releveling board, an outbound board and other auxiliary boards, and the elevator control main board, the car roof control board, the driving board, the door machine control board, the instruction board, the in-car display board, the light curtain board, the releveling board, the outbound board and the other auxiliary boards are all provided with independent ID codes. According to the elevator control system, operation safety of an elevator can be effectively guaranteed, meanwhile, the elevator can be maintained in time, elevator accidents caused by the fact that the elevator is not maintained in time are avoided, the elevator safety is greatly ...

Mounting structure for fabricated reinforced concrete support cross-shaped connecting piece of building deep foundation pit

The invention relates to the technical field of deep foundation pit steel-concrete connecting pieces, in particular to a building deep foundation pit assembly type steel-concrete support cross-shaped connecting piece installation structure which comprises four cross-shaped units and four connecting steel beams, the four cross-shaped units are connected in pairs and connected end to end, the cross-shaped units are fixedly spliced through the connecting steel beams, and the cross-shaped units are fixedly connected through the connecting steel beams. The four cross-shaped units are spliced to form a #-shaped connecting piece, the outer sides of the #-shaped connecting piece are connected with the steel-concrete supporting beams, each cross-shaped unit comprises main profile steel, side profile steel is welded to the two sides of the main profile steel, the main profile steel and the side profile steel form the cross-shaped units, and the cross-shaped units are connected with the steel-concrete ...

Multilayer electrical connection of digital microfluidics on substrate

An apparatus for forming a plurality of droplets from a droplet includes: a substrate; a dielectric layer on the substrate and having a plurality of hydrophilic surface regions spaced apart from each other by a hydrophobic surface; and a plurality of electrodes covered by the dielectric layer. The electrode is configured to form an electric field across the droplet in response to a voltage provided by the control circuit to move the droplet across the dielectric layer in a lateral direction while leaving a portion of the droplet on the hydrophilic surface area to form a plurality of droplets on the hydrophilic surface area.

Data downloading method based on data medium station, data medium station and equipment

The invention discloses a data downloading method based on a data-in-channel, a data-in-channel electronic device and a computer readable storage medium. Wherein the data intermediate station comprises a service module and a downloading management module, and the data downloading method comprises the following steps: the downloading management module creates a downloading task based on a downloading command received by the service module; the business module executes a downloading task based on the business parameters; and the downloading management module manages the downloading task. By means of the method, code redundancy can be effectively reduced, and meanwhile the diversity of file downloading processing can be improved.

TPU (Thermoplastic Polyurethane) hot melt adhesive film for attaching soles as well as preparation method and application of TPU hot melt adhesive film

The invention discloses a TPU (thermoplastic polyurethane) hot melt adhesive film for shoe sole attachment and a preparation method and application of the TPU hot melt adhesive film, and the TPU hot melt adhesive film comprises the following raw materials in parts by weight: 30-80 parts of thermoplastic polyester polyurethane; 3 to 50 parts of thermoplastic polycaprolactone type polyurethane; 0.05 to 10 parts of fumed silica; 0.01 to 5 parts of other auxiliary agents; the melt index of the thermoplastic polyester type polyurethane is 10-40g/10min (150 DEG C, 5kg); the melt index of the thermoplastic polycaprolactone type polyurethane is 10 to 100g/10min (170 DEG C, 2.16 kg); and the specific surface area of the fumed silica is 50-400m < 2 >/g. The TPU hot melt adhesive film disclosed by the invention has remarkable advantages in high temperature resistance, and particularly has an excellent effect on bonding shoe material rubber outsoles and TPU foaming insoles.

CONSTANT POWER REGULATION SYSTEM FOR DUPLEX AXIAL PLUNGER PUMP AND APPLICATIONS THEREOF

A constant power regulation system for a duplex axial plunger pump comprises a main valve body (001), an outer spring regulation screw (703), an inner spring regulation screw (701), an outer spring regulation nut (704), and an inner spring regulation nut (702). The main valve body (001) comprises an outer spring (706), an inner spring (708), a compensation rod (801), a compensation spool (802), and a compensation piston (805). The main valve body further comprises an inner spring converter (707), an outer spring converter (709), and a spring seat (710). The inner spring (708) is located between the inner spring converter (707) and the spring seat (710). The inner spring converter (707) runs through the outer spring (706) and the outer spring converter (709). One end of the outer spring (706) is in contact with the outer spring regulation screw (703), and the other end is in contact with the outer spring converter (709). The outer spring converter (709) is in contact with the inner spring ...

LATERALLY-ARRANGED HEAT PUMP CLOTHES DRYING CABINET OF DEEP DEHUMIDIFICATION DEVICE

A laterally-arranged heat pump clothes drying cabinet of a deep dehumidification device comprises a drying room (1) and a refrigeration and dehumidification unit. The refrigeration and dehumidification unit is placed on a side surface of the drying room (1) to form a high-position air suction and low-position air exhaust mode or a low-position air suction and high-position air exhaust mode. An air inlet (3) of the drying room is provided with an air bag (8), and drying air uniformly enters the drying room (1) through through-holes (801) formed on the air bag (8). The refrigeration and dehumidification unit comprises a first condenser (501), a second condenser (502), a third condenser (504) and an evaporator (503). Wet air is divided into two paths, one path of wet air flows through the first condenser (501) and the second condenser (502) for heating to obtain high-temperature drying air; the other path of wet air flows through the evaporator (503) for cooling and dehumidification and flows ...

IMAGE PRESENTATION METHOD, APPARATUS AND DEVICE, AND NONVOLATILE COMPUTER STORAGE MEDIUM

Provided are an image presentation method, apparatus and device, and a nonvolatile computer storage medium. In the embodiments of the present invention, by way of obtaining a position of a target object, and according to a shooting position of each candidate image in M candidate images and the position of the target object, then N candidate images are obtained as recommended images, wherein M is an integer which is greater than or equal to 1, and N is an integer which is greater than or equal to 1 and is less than or equal to M, so that the recommended images can be presented. Since not only text data of POI are presented, but also image data of the POI are presented, the presented POI data substantially satisfy the real location intention of a user, thus the problem of the increase of data interaction between an application and a query engine caused by repetitive query performed by the user through the application in the prior art can be avoided, and the processing burden of the query ...

PORTABLE INTRINSICALLY-SAFE VIBRATION SIGNAL COLLECTION DEVICE AND VIBRATION INFORMATION COLLECTION METHOD

Provided is a portable intrinsically-safe vibration signal collection device, comprising a vibration signal collection unit (1), a signal processing unit, a signal storage unit (5), and an intrinsically-safe power source (6). The vibration signal collection unit (1) is connected to the signal storage unit (5) through the signal processing unit. The power source (6) supplies power for each of the aforementioned units. The entirety of the signal processing unit and the signal storage unit (5) use intrinsically-safe packaging. The device addresses an issue of vibration signal collection of a large, portable electromechanical device, guaranteeing device operational status monitoring and effective data provision for failure analysis. The device is specifically designed for intrinsic safety to satisfy a mobile device test requirement under a complex and harsh environment of a coal mine well. The device features easy installation, low power consumption, convenient controls, flexible usage, and ...

FACIAL IMAGE PROCESSING METHOD, TERMINAL, AND DATA STORAGE MEDIUM

A facial image processing method, terminal, and data storage medium. The facial image processing method comprises: in response to a facial recognition operation command, capturing a facial image; computing brightness of the captured facial image; when the brightness is less than a first preconfigured threshold, enhancing, until reaching target brightness, brightness of light emitted from a display screen of a terminal, and re-capturing a facial image and computing brightness corresponding thereto; and when the brightness of the recaptured facial image matches a preconfigured brightness range, performing, according to the recaptured facial image, facial recognition.

METHOD AND DEVICE FOR VERIFYING IDENTITY

Disclosed are a method and a device for verifying an identity, belonging to the field of identity verification. Said method comprises: acquiring the information to be verified for a specified account, which is input by a user by means of a touch screen; acquiring data of the pressing force against the touch screen in the process of the user inputting the information to be verified; when the information to be verified passes the verification and the pressing force data is consistent with the preset pressing force data of the specified account, determining that the user passes the identity verification. According to the present invention, the terminal acquires the data of the pressing force against the touch screen when the user inputs the information to be verified, while acquiring the information to be verified input by the user, and verifies the identity of the user using both the information to be verified and the pressing force data. As a criminal cannot peep or steal the pressing force ...

SOILLESS CULTIVATION SUBSTRATE AND CULTIVATION METHOD FOR FUNGUS

A soilless cultivation substrate and cultivation method for a fungus. Wood chips, wheat brans, dry cow dungs, plant ashes, dry dicranopteris pedata, peat soil, and pine needles are selected as substrate formulation materials. The peat soil is an organic matter-rich substrate material, and is used together with the wood chips, wheat brans, dry cow dungs, plant ashes, dry dicranopteris pedata, and pine needles. The fungus planting production period is shortened, the cultivation quality is superior to that of the traditional manure-straw substrate, and therefore, the yield and quality of fungus planting can be greatly and effectively improved.

Water surface environment monitoring and cruising unmanned aerial vehicle

The utility model discloses a water surface environment monitoring and cruising unmanned aerial vehicle, which relates to the technical field of unmanned aerial vehicles and comprises an unmanned aerial vehicle main body, a mounting box, a bottom panoramic camera device, a main control module, a storage module, an environment detection system, an anti-falling structure and a power supply module, the unmanned aerial vehicle body is controlled by the main control module to drive the water surface environment monitoring cruising unmanned aerial vehicle to fly, the water surface is better shot through the bottom panoramic camera device, and the flying environment of the water surface environment monitoring cruising unmanned aerial vehicle is monitored through the environment detection system. Shot pictures, namely detected flight environment data, are stored in the storage module through the main control module; when the water surface environment monitoring and cruising unmanned aerial vehicle ...

Experimental animal isolator sealing structure

The invention discloses a sealing structure of an experimental animal isolator, and relates to the technical field of experimental animal equipment, the sealing structure comprises a sealing frame body and a sealing plate, and the edge of the sealing frame body is provided with a plurality of elastic buckle press-in pieces; a sealing buckling cavity used for being connected and matched with a sealing plate is formed in the end face of the sealing frame, a front sealing face and a side sealing face are arranged in the sealing buckling cavity, a first annular groove is formed in the end face of the front sealing face, and a sealing air bag belt is arranged at the end opening of the first annular groove. A plurality of second annular grooves are formed in the end face of the side sealing face, and a side pressure air bag ring is arranged at the port of each second annular groove. A convex ring is arranged on the end face of the sealing plate, and a concave ring is arranged on the side portion ...

Managing task flows in edge computing environment

A computer-implemented method, a computer system, and a computer program product for managing task flows are provided. According to a computer-implemented method, a definition module may receive a request to execute a task flow. A definer module may determine a cluster of edge devices from a set of edge devices that are to perform a task flow. The definer module may retrieve task flows in the cluster and metadata information of the edge device, where the metadata information is used to schedule the task flows in the cluster. The edge devices in the cluster may then execute the task flow according to the metadata information.

Method for determining content of index components in Danjiaoqing'e tablet

The invention discloses a method for determining the content of index components in a Danjiaoqing'e tablet, which comprises the following steps: carrying out gradient elution on a test solution and at least three mixed standard solutions with different known concentrations by adopting a high performance liquid chromatography, and carrying out quantitative detection on psoralen, isopsoralen, salvianolic acid B and mangiferin according to an external standard peak area method, chromatographic conditions of the high performance liquid chromatography optimize the specification of a chromatographic column, the type of a mobile phase and a gradient elution procedure. The method provided by the invention can effectively overcome the defects of long detection period and low efficiency of the content of the index components in the Danaoqing'e tablet in the prior art, can realize simultaneous detection of the four index components of psoralen, isopsoralen, salvianolic acid B and mangiferin only by ...

Anti-electromagnetic interference device for signal wire at wire passing group of electric cabinet of coal mining machine

The invention discloses an anti-electromagnetic interference device for a signal line at a line passing group of an electric cabinet of a coal mining machine, and relates to the technical field of cable anti-electromagnetic interference, the anti-electromagnetic interference device comprises a line passing group and a signal cable, the signal cable penetrates through the line passing group in a sliding manner, and the anti-electromagnetic interference device further comprises a shielding layer connected with the line passing group; one end of the heat shrink tube is connected with the wire passing group, the other end of the heat shrink tube is connected with the shielding layer, the shielding layer is made of red copper, the heat shrink tube is made of a PE base material and a hot melt adhesive, and the model of the heat shrink tube is a heat shrink double-wall tube. By arranging the shielding layer and the heat shrink tube, electromagnetic interference of a power cable on the binding ...

Virtual template design system based on BIM

The invention provides a BIM-based virtual template design system, which comprises a BIM modeling module, a database management module and a simulation module, and is characterized in that the BIM modeling module is used for constructing a template component model, and the database management module is used for storing data information of a template component; the simulation module is used for combining the component models to form a complete scheme template; according to the system, a virtual sample plate scheme can be designed in a virtual space by utilizing the BIM model, and a collision relationship and a stress relationship are detected in real time in the design process and prompted, so that a three-dimensional display scheme which can be implemented is finally obtained, decision-making persons can know the scheme design more truly, and the design requirements of customers are met.

Data right confirmation method based on symbol mapping coding and block chain

The invention provides a data right confirmation method based on symbol mapping coding and a block chain. According to the method, the user fingerprint information is directly mapped into the data object by utilizing symbol mapping codes, so that the effects of being irrelevant to data contents and having strong access control are achieved. Meanwhile, the right of the data can be confirmed by identifying the associated fingerprints, so that the anti-repudiation and anti-piracy effects are realized; besides, the block chain is used for replacing the endorsement effect of a trusted third party in the data sharing process, so that the data sharing process is not tampered, and trusted tracing is more convenient. According to the invention, credible access control and traitor tracing are realized, so that the data sharing system has relatively strong anti-repudiation and anti-piracy capabilities.

Highway crack treatment device for highway engineering

The highway crack treatment device comprises a carrier loader, a rack is fixedly mounted on the inner wall of the carrier loader through two sets of lifting push rods, and a joint leveling mechanism, a slurry storage mechanism, a dust collection assembly, a groove cleaning mechanism and a grooving assembly are sequentially and fixedly mounted in the rack from back to front; the grooving assembly comprises a distance adjusting module fixed between the inner surfaces of the rack and a transmission shaft rotationally connected between the inner surfaces of the rack, the circumferential side face of the distance adjusting module is in transmission connection with two grooving plates which are symmetrically arranged, the distance between the two grooving plates is adjustable, the inner walls of the two grooving plates are rotationally connected with cutting discs, and the two cutting discs are driven by the transmission shaft. Through the arrangement of the grooving assembly and the groove cleaning ...

Anthraquinone process hydrogen peroxide hydrogenation tower for protecting catalyst

The invention relates to the field of hydrogen peroxide production equipment, in particular to an anthraquinone process hydrogen peroxide hydrogenation tower for protecting a catalyst. The anthraquinone-process hydrogen peroxide hydrogenation tower capable of protecting the catalyst comprises a liquid conveying assembly, a partition isolation mechanism and the like, the infusion assembly is connected with the partition isolation mechanism. According to the anthraquinone process hydrogen peroxide hydrogenation tower capable of protecting the catalyst, in the whole catalytic hydrogenation reaction period of treatment liquid, the catalyst in the filter disc is partitioned and isolated by the partition isolation mechanism in sequence, and the isolated catalyst is in the partition isolation mechanism and is independently subjected to anti-adsorption treatment by the partition isolation mechanism; the catalytic hydrogenation reaction work of the catalyst on the treating fluid and hydrogen and ...

Data topology analysis method, device and equipment based on 5G message and storage medium

The invention relates to the technical field of data topology, and discloses a data topology analysis method, device and equipment based on a 5G message, and a storage medium, and the method comprises the steps: determining a message node of the 5G message data according to the multi-dimensional attribute feature of the 5G message data; calculating the message distance between the message nodes, and determining the message extinction time according to the message distance and the message generation time; determining a dynamic topological shape of the 5G message data according to the message generation time, the message extinction time and the message distance; constructing a dynamic topological space of the 5G message data according to the dynamic topological shape and the node edge weight; and extracting dynamic topological characteristics of the dynamic topological space, generating a continuous node graph of the 5G message data according to the dynamic topological characteristics, and ...

Photo-generated microwave source system and method

The invention discloses a photo-generated microwave source system and method, and the system comprises an optical signal generation module which is used for generating a CPT phenomenon and outputting a laser beam after optical filtering; the photoelectric detector is used for converting the optical signal into an electric signal; the electric signal adjusting module is used for amplifying the electric signal output by the photoelectric detector and performing beam splitting; the crystal oscillator locking module comprises a crystal oscillator and is used for modulating a second path of signal after beam splitting and inputting the modulated signal to a frequency divider, phase discrimination is carried out on the signal after frequency division and a signal output by the crystal oscillator to form an error verification signal, and the crystal oscillator locking module generates a microwave signal of the microwave source system; and the PID control module is used for processing the error ...

Preparation method of ROCK inhibitor, intermediate of ROCK inhibitor and preparation method of intermediate

The invention provides an intermediate for preparing a ROCK inhibitor, a preparation method of the intermediate and a novel preparation method of the ROCK inhibitor. The intermediate is stable in property and high in yield and purity; and the preparation method is simple, the reaction raw materials are common and easy to obtain, and each intermediate product can be purified by a conventional method, so that the industrial production is facilitated, and the industrialization of the ROCK inhibitor is promoted. In the preparation method of the ROCK inhibitor, a new intermediate compound is used as a starting material, the ROCK inhibitor is synthesized through a substitution reaction, a hydrogenation reaction and a deprotection reaction, and compared with other routes, the route has the advantages that the raw material conversion rate in each step is high, the reaction is simple, and byproducts are not easy to generate; according to the preparation method, impurities can be controlled within ...

POLYSTYRENE COMPOSITION AND APPLICATION THEREOF

Disclosed are a polystyrene composition and application thereof. The polystyrene composition comprises the following components: 35-93 parts of transparent polystyrene, 5-40 parts of flexibilizer A, 1-30 parts of flexibilizer B, and 0.1-3 parts of light diffusing agent. According to the present invention, by using a compounded system consisting of the flexibilizer A having a large particle size and the flexibilizer B having a small particle size, the prepared polystyrene composition can effectively improve transverse and longitudinal toughness of a material without affecting an optical effect thereof, and can meet current requirements for production and use of LED lamp covers in the industry by means of simulation and evaluation. Moreover, compared with a conventional PC-based LED lamp cover material, the polystyrene composition greatly reduces costs, is easy to process, and facilitates popularization and application.

TREATMENT SYSTEM FOR EX-SITU CARBONIZATION AND SOLIDIFICATION OF SILT SOIL USING ACTIVE MAGNESIUM OXIDE AND METHOD THEREOF

Disclosed is a treatment system for ex-situ carbonization and solidification of silt soil using active magnesium oxide. The system includes a pretreatment device (1), a curing agent supply device (21, 22, 23, 24, 25), a homomixing device (18), a granulation device (28), carbonization unit (30, 32, 33, 35, 36, 37) and collection unit (38, 39, 40, 41). Furthermore, a method for ex-situ carbonization and solidification of silt soil using active magnesium oxide is disclosed. The method includes steps of silt soil pretreatment, homogenous mixing of silt soil with a curing agent, silt soil granulation, carbonization using carbon dioxide, exhaust gas/waste liquid collection, and resource utilization. By adjusting the supply amount of the curing agent on the basis of the measured water content and adjusting the particle diameter and the carbon dioxide pressure on the basis of the soil properties, sufficient mixing of the sludge with the curing agent and rapid carbonization and solidification of ...

FIRST AND SECOND CHARGING CONNECTORS, CHARGING GUN, VEHICLE AND CHARGING SYSTEM

Provided is a first charging connector (100), comprising: a first housing (10); a first cooling pipeline (20), the first cooling pipeline being arranged in the first housing; and a movable sleeve (30), the movable sleeve being sleeved on the first cooling pipeline and being able to axially move relative to the first cooling pipeline. Further provided are a second charging connector (200) and a vehicle comprising the first charging connector and the second charging connector.

Motor assembly winding equipment with size adjusting structure

The invention relates to the technical field of motor assembly, and provides motor assembly winding equipment with a size adjusting structure, the motor assembly winding equipment comprises a main control winding frame, a position adjusting clamping frame and a winding control frame, the main control winding frame comprises a clamping plate, a plurality of groups of torque springs used for adjusting the line filling number are inserted into the outer side of the clamping plate, and the winding control frame is connected with the position adjusting clamping frame. Clamping grooves used for preventing copper wires from crossing and disordering are formed among ports of the multiple sets of torque springs, meanwhile, a pull belt is guided from a hollow buckle pipe and a guide pipe and stretched upwards, the pull belt drives a module clamping plate to stretch inwards through a conduction bundling block, an electromagnetic guide rod and a lower clamping block retreat from a copper wire winding ...

Oxygen-enriched carbon quantum dot and synthesis thereof, and application of oxygen-enriched carbon quantum dot in electro-catalytic production of hydrogen peroxide

The invention relates to oxygen-enriched carbon quantum dots, synthesis thereof and application of the oxygen-enriched carbon quantum dots in electrocatalytic hydrogen peroxide production, and the synthesis process specifically comprises the following steps: (1) dispersing a phenol compound in a solvent to obtain a phenol precursor solution; (2) transferring the phenol precursor solution into a reaction kettle, carrying out solvothermal reaction, and filtering, drying and grinding an obtained reaction product to obtain a carbon quantum dot powder crude product; and (3) fully grinding the carbon quantum dot powder crude product, and calcining under the protection of inert gas to obtain the target product oxygen-enriched carbon quantum dot. Compared with the prior art, the preparation method disclosed by the invention has the advantages that no waste acid or waste is generated, the raw material cost is low, and the obtained carbon material has relatively high selectivity on a two-electron ...

Urban electric quantity energy-saving control method and device, electronic equipment and storage medium

The invention relates to the field of electric quantity energy-saving control, in particular to an urban electric quantity energy-saving control method and device, electronic equipment and a storage medium. The method comprises the following steps: carrying out region division on a target region to obtain a plurality of sub-regions; acquiring the traffic flow corresponding to each sub-region in the previous adjustment period; based on the traffic flow corresponding to each sub-region in the previous adjustment period, determining the corresponding working state of the target device in each sub-region in the current adjustment period, the working state including brightness and refresh rate; and controlling the target equipment in each sub-region to be adjusted to a corresponding working state in the current adjustment period. According to the method and the device, the working state of the target equipment in the corresponding sub-region in the current adjustment period can be adjusted according ...

CAD block cleaning method and device, electronic equipment and storage medium

The invention relates to the technical field of engineering design, and provides a CAD block cleaning method and device, electronic equipment and a storage medium. A CAD tool is loaded with a drawing file and a block definition cleaning plug-in; the method comprises the steps of displaying a CAD image corresponding to a target drawing file in response to an opening operation for the target drawing file; a block reference is loaded in the CAD image; and deleting the target block reference in the CAD image in response to a deletion operation for the target block reference. According to the method provided by the invention, after the target block reference in the CAD image is deleted, the to-be-cleaned block definitions are deleted based on the block definition tree diagram, and the nesting relationship between the block definitions can be clearly known through the block definition tree diagram, so that the block definition cleaning difficulty is reduced, the cleaning efficiency is improved ...

Unmanned aerial vehicle cooperative dynamic task allocation method based on extended consistency packet algorithm

The invention discloses an unmanned aerial vehicle cooperative dynamic task allocation method based on an extended consistency packet algorithm. The method comprises the following steps: establishing a heterogeneous unmanned aerial vehicle dynamic task cooperative allocation model; constructing a task executable list according to the performance condition of the heterogeneous unmanned aerial vehicle and the task time sequence constraint; each unmanned aerial vehicle performs bidding on tasks in the task executable list by using a consistency packet algorithm to complete construction of a local task sequence; the adjacent unmanned aerial vehicles carry out consistency negotiation on conflicting task allocation schemes, consensus is achieved for task allocation results, and information in the key information matrix of the unmanned aerial vehicles in the cluster is updated; when an emergency situation is faced, tasks are redistributed based on a partial replanning strategy; and circularly ...

Ambulance intelligent management method and system

The invention provides an ambulance intelligent management method and system, and the method comprises the steps: extracting vacant ambulances in a preset range based on a demand place, so as to obtain a plurality of candidate ambulances; obtaining an estimated arrival time length and an estimated return time length of the candidate vehicle through the demand place, the position point of the candidate vehicle and the return point; the current-day driving distance of the candidate vehicles and the number of waiting people at a return point are obtained, through the estimated arrival time length, the estimated return time length, the current-day driving distance and the number of waiting people, a delegated vehicle is selected from the candidate vehicles, and a vehicle dispatching instruction is sent to the delegated vehicle; after the delegated vehicle obtains a vehicle departure instruction, process node information of the delegated vehicle is obtained and recorded based on vehicle positioning ...

Metadata model processing method and device and electronic equipment

The invention provides a metadata model processing method and device and electronic equipment. The method comprises the following steps: constructing a metadata model based on a label definition table, a data entity table and an entity attribute table of a plurality of applications or projects; wherein the label definition, the data entity and the entity attribute of each label are associated with one another; and receiving a search request, and determining a search result of the search request based on the metadata model. A metadata model is constructed based on a label definition table, a data entity table and an entity attribute table of a plurality of applications or items, and users can be searched through the label definition table, the data entity table and the entity attribute table according to labels, indexes and behavior events on the basis of not adjusting screening logic. Business development can be met in time, business requirements can be quickly responded, users can be screened ...

Vertically-arranged longitudinal-bending composite rotary feeding device and working method thereof

The invention discloses a vertical arrangement type longitudinal bending composite rotary feeding device and a working method thereof. The device comprises a base, a material disc and n piezoelectric vibrators. During working, simple harmonic excitation signals with specified frequency are applied to the piezoelectric ceramic pieces arranged in the diagonal direction on the n piezoelectric vibrators, the longitudinal-bending composite modes of the n piezoelectric vibrators are excited, and the charging tray is driven to reciprocate in the vertical direction and the torsion direction; and the materials in the charging tray move in the horizontal and vertical directions. When the materials reach the vertex, the material disc moves back, and at the moment, the materials continue to horizontally move in a parabola shape due to inertia and fall down; and when the materials fall onto the charging tray, the charging tray starts to vibrate in the next period. Rotating transportation of the materials ...

Auxiliary control data analysis system and method of intelligent substation

The invention relates to an auxiliary control data analysis system of an intelligent substation. The auxiliary control data analysis system comprises an information monitoring module, a database, a position analysis module, a data processing module and an information display module, the information monitoring module monitors video data collected by the camera; the database stores all the collected video data; the position analysis module analyzes the moving track of the object based on the video data and judges the object entering the monitoring area; the data processing module carries out data processing according to different monitoring objects; and the information display module displays the information after data processing. According to the invention, the category of the monitored object is judged by analyzing the moving track of the object, classification processing is carried out, suspicious personnel are prevented from entering the transformer substation, and the phenomenon that ...

Electromagnetic cold crucible directional solidification Nb-Si-based alloy process simulation system and method

The invention discloses an electromagnetic cold crucible directional solidification Nb-Si-based alloy process simulation system and method, and relates to the technical field of cold crucible directional solidification. The method aims at solving the problems that an existing electromagnetic cold crucible directional solidification Nb-Si-based alloy process simulation method cannot obtain a magnetic field and a temperature field at the same time, and the process modification efficiency and accuracy of a non-simulation engineer are not high. The method comprises the following steps: drawing an electromagnetic cold crucible model; endowing the electromagnetic cold crucible model with material parameters; setting boundary conditions for the electromagnetic cold crucible model; performing mesh generation on the electromagnetic cold crucible model, and discretizing a physical equation of the electromagnetic cold crucible model after the mesh generation to obtain a solution matrix; inputting ...

Method for promoting safe production of middle-season rice-rape crop rotation in Cd-polluted farmland

The invention belongs to the technical field of heavy metal polluted farmland remediation, and particularly relates to a method for promoting safe production of middle-season rice-rape crop rotation in a Cd polluted farmland. By reducing the nitrate nitrogen content in the Cd-polluted farmland and/or increasing the available phosphorus content in the Cd-polluted farmland, the bio-availability of Cd in the soil is reduced, and the safe production of the crop rotation of the middle-season rice and the rape in the Cd-polluted farmland is promoted. The method is an in-situ green remediation technology, and compared with a traditional remediation method of applying a soil passivator or spraying a crop leaf fertilizer, no extra economic investment is needed, crop straw is moved out of farmland, and no secondary pollution risk exists.

HINGE MECHANISM OF AIR CONDITIONER INDOOR UNIT

A hinge mechanism of an air conditioner indoor unit, comprising a first part (20) and a second part (10), wherein rotary shafts (30, 40) used for hinging to the second part (10) are formed at two opposite sides of the first part (20), and at least one rotary shaft (30, 40) is telescopically formed into the first part (20) between a hinging location and a non-hinging location.

Method for preparing graphene thin film from plant oil

... 本发明公开了种利用植物油制备石墨烯薄膜的方法。将石墨烯的生长前驱体和生长基质放置在石英管加热区，然后将石英管密封并升温至最高退火温度，在此过程中，通过打开的阀门来保持石英管中的大气压强。在最高退火温度下保持3‑5min退火完成，将样品从加热区移除进行冷却，冷却后的样品采用聚甲基丙烯酸甲酯辅助石墨烯转移。最后用丙酮去除表面聚甲基丙烯酸甲酯，洗涤，干燥，得到附着在玻璃板上的石墨烯薄膜。本发明与传统合成石墨烯的方法相比，在大气环境条件下，不使用纯气体作为碳源，替代的是低成本的可再生的植物油，安全且不需要形成真空环境，省去了中间复杂冗长的处理过程，而且大气环境条件下生成的石墨烯显示出了良好的可协调的薄膜特性。此外低纯度的镍箔能够在石墨烯薄膜生产方面降低成本。 ...

Optical element extracting tool

... 本实用新型公开了种光学元件拆卸工具。包括基体及其上固定的切割线，切割线具有用于穿入光学元件和结构件之间的切入段，基体上于切割线的切入段位置处具有供光学元件和/或结构件沿粘接间隙的纵向延伸方向穿过的避让结构。本实用新型采用线切割的方式沿粘接间隙的纵向延伸方向切开粘接层，以使得结构件和光学元件相互分开，实现从结构件上拆卸光学元件，利用切割线直径小、延展性和弹性较好、表面光滑和拉伸强度高的特点，避免拆卸作业对光学元件表面和边沿带来的损伤。 ...

Multilayer circuit board and manufacturing method thereof

The invention discloses a multilayer circuit board and a manufacturing method thereof, and relates to the technical field of circuit board manufacturing, and the method comprises the steps: sequentially stacking N substrates with metal layers attached to the two sides through N-1 diaphragm layers; manufacturing and electroplating a conductive blind hole in a preset position; holes are formed in preset positions of the diaphragm layers, conductive metal columns are manufactured in the holes, and the two ends of the conductive metal columns are used for being connected with the conductive blind holes of the upper substrate and the lower substrate adjacent to the diaphragm layers respectively; removing each diaphragm layer, and manufacturing circuit layers on the upper and lower surfaces of the upper substrate and the lower substrate adjacent to each diaphragm layer; at least one substrate is arranged on the outer circuit layer of the bottom substrate in the N substrates through other diaphragm ...

Turnout switch machine operation quality evaluation method, system, equipment and medium

The invention relates to a turnout switch machine operation quality evaluation method, system and device and a medium, and the method comprises the following steps: a plan operation setting process, which is used for setting operation information; in the operation quality evaluation process, the operation quality of the turnout switch machine is evaluated; and an operation quality report generation process: summarizing the operation quality evaluation results of the turnout switch machine to generate an operation quality report. Compared with the prior art, the method has the advantages that the accuracy and the efficiency of operation control of the turnout switch machine are improved, and the like.

High-safety lithium ion battery diaphragm, preparation method and lithium ion battery

The invention relates to a high-safety lithium ion battery diaphragm, a preparation method and a lithium ion battery, the high-safety lithium ion battery diaphragm comprises a non-woven fabric base material layer, an electrostatic spinning layer and a polymer porous coating, the electrostatic spinning layer and the polymer porous coating are sequentially arranged on the surface of one side of the non-woven fabric base material layer, the non-woven fabric base material layer is made of aramid fibers, and the polymer porous coating is coated on the surface of the other side of the non-woven fabric base material layer. The electrostatic spinning layer is made of polyethylene, and the polymer porous coating is made of polyvinylidene fluoride-hexafluoropropylene and SiO2. The diaphragm not only has high porosity and high heat resistance, but also is uniform in pore diameter, and the porous coating can improve the electrolyte absorption and retention capability and the bonding capability between ...

Optical fiber coupling semiconductor laser with step design and welding equipment

The invention relates to the technical field of lasers, in particular to a stepped optical fiber coupling semiconductor laser and welding equipment. According to the step-designed optical fiber coupling semiconductor laser, through the two-section heat conduction design of the mounting part and the step-type heat sink, heat generated by the light-emitting units is transmitted laterally while being vertically and downwards transmitted, and the light-emitting units at different steps have similar heat dissipation effects; the performance difference between the light-emitting units is reduced, and the light beam quality is improved while overall heat dissipation is guaranteed.

Joint splicing platform device for steel tube tower

The invention discloses a steel tube tower node splicing platform device, and belongs to the technical field of steel tube towers, the steel tube tower node splicing platform device comprises a track platform, a main tube supporting device and a connecting plate splicing auxiliary device, and the connecting plate splicing auxiliary device comprises a first arc-shaped plate, a second arc-shaped plate and a positioning clamping assembly; the inner wall curvatures of the first arc-shaped plate and the second arc-shaped plate are the same as the outer wall curvature of the main pipe, and the arc lengths of the first arc-shaped plate and the second arc-shaped plate are the same; a first mounting plate is arranged on the side, away from the hinge, of the first arc-shaped plate, a second mounting plate is arranged on the side, away from the hinge, of the second arc-shaped plate, and the positioning and clamping assembly is used for clamping and positioning the connecting plate. It is guaranteed ...

Portable tool for pipeline integration unit

The portable tool for the pipeline integration unit comprises a supporting assembly, the supporting assembly comprises a main frame, a plurality of reinforcing columns are detachably connected to the main frame, a plurality of supporting legs are fixedly connected to the bottom of the main frame, and a plurality of lifting lugs are fixedly connected to the top of the main frame; the installation assembly comprises a plurality of pipe clamp fixing beams, the pipe clamp fixing beams are detachably connected to the main frame and the reinforcing columns respectively, and a plurality of quick-release pipe clamps are detachably connected to the pipe clamp fixing beams. Installation points can be adjusted according to the shape and size of the pipeline integration unit, use is convenient, deformation of the pipeline integration unit can be reduced, and use requirements are met.

Method and system for evaluating single event upset of memory in integrated circuit chip

The invention discloses an integrated circuit on-chip memory single event upset evaluation method and system, and the method comprises the steps: carrying out the data writing of each address of an integrated circuit internal memory according to a specified sequence under the condition of carrying out the high-energy ion irradiation of an integrated circuit, and then reading the data of the address, comparing write data for each address with read data from that address; if the value of the read-out data is inconsistent with the value of the write-in data, an identification signal is output; and collecting and counting the identification signals and displaying the identification signals. According to the invention, all address spaces of the internal memory of the integrated circuit can be tested, and the single event upset test requirement is met.

Composite wear-resistant rubber for seam allowance of passenger car tire as well as preparation method and application of composite wear-resistant rubber

The invention relates to composite wear-resistant rubber for a passenger car tire bead as well as a preparation method and application thereof. The invention belongs to the field of rubber materials for tires and preparation thereof. The purpose of the invention is to improve the wear resistance, aging resistance and deformation recovery capability of the existing composite wear-resistant rubber for the passenger car tire bead. The material is prepared from olefin rubber, reinforcing filler, Koresin tackifying resin, a vulcanization activator, a plasticizer, peroxide and an anti-aging agent, the olefin rubber is formed by mixing natural rubber, butadiene rubber and iron-based butadiene-isoprene rubber, and the vulcanization activator is composed of zinc methacrylate and stearic acid.

Engine flameout processing method and device, computer equipment and storage medium

The invention relates to an engine flameout processing method and device, computer equipment and a storage medium. The method is applied to a vehicle control system, the vehicle control system is connected with normal power supply equipment on a corresponding vehicle, and the method comprises the steps that under the condition that it is monitored that an ignition switch is turned off, power is supplied to the vehicle control system through the normal power supply equipment; and executing a target vibration and noise reduction strategy, and timing the execution duration of executing the target vibration and noise reduction strategy based on the turn-off moment of the ignition switch until a preset duration is reached. The method can reduce the vibration noise in the vehicle when the engine stalls.

INFORMATION RECOMMENDING METHOD, DEVICE AND SERVER

Disclosed are an information recommending method and device, which belong to the field of the Internet. The method comprises: acquiring search behaviour data, browsing behaviour data, clicking behaviour data on a recommended content from a designated user in a forum; preprocessing the search behaviour data, the browsing behaviour data, the clicking behaviour data on the recommended content respectively to obtain a first recommended result, a second recommended result and a third recommended result; and distributing and integrating the first recommended result, the second recommended result and the third recommended result according to weights to obtain a recommended content recommended for the designated user. In the present invention, search behaviour data, browsing behaviour data, clicking behaviour data on a recommended content are taken into consideration comprehensively, thus enriching the data used by recommendation and improving the accuracy of the recommendation.

ENVIRONMENTALLY FRIENDLY ENERGY-SAVING STRUCTURAL LAYER FOR REFRIGERATION DEVICE AND APPLICATION THEREOF

An environmentally friendly energy-saving structural layer for a refrigeration device, and an application thereof. The present structural layer is composed of an HFO foaming rigid polyurethane foam layer and a modified aromatic vinyl resin lining plate material, the modified aromatic vinyl resin being a vinyl cyanide-aromatic vinyl-unsaturated and acrylate polymer; the content by weight of the vinyl cyanide-aromatic vinyl-unsaturated and acrylate polymer in the modified aromatic vinyl resin is 20-95%. The environmentally friendly energy-saving structural layer for a refrigeration device prepared by the present invention overcomes the problem in existing refrigeration devices of the material cracking when using an HFO foaming agent with an ABS lining plate material, and improves the environmentally friendly and energy-saving performance of the refrigeration device. ABS material is still contained in same, ensuring good mouldability, such that the structural design of the refrigeration device ...

RADIAL-PLUNGER TYPE FOUR-WHEEL DRIVE SYSTEM FOR USE IN AUTOMOBILE

A radial-plunger type four-wheel drive system for use in an automobile comprises: an adjustable differential (1); and a differential divider (2). The adjustable differential (1) comprises: a housing (100); a left crankshaft (101); a right crankshaft (102); a slip ring (103); a shift fork (104); a first adjustment rod (105); a second adjustment rod (106); a left valve (107); a right valve (108); a left plunger (109); and a right plunger (110). The left valve (107) comprises: a left valve housing (1071); a left valve shaft (1072); a first movable valve core (1073); a first stationary valve core (1074); a second movable valve core (1075); a second stationary valve core (1076); and a left elastic piece (1077). The right valve (108) comprises: a right valve housing (1081); a right valve shaft (1082); a third movable valve core (1083); a third stationary valve core (1084); a fourth movable valve core (1085); a fourth stationary valve core (1086); and a right elastic piece (1087). The differential ...