咖啡壶（树纹理）

咖啡壶（钻石按键）

吊架

咖啡壶（水滴）

鞋（梅花扣）

象棋棋子

Air cooling plasma electrode

... 一种气冷等离子电极，属于等离子发生器电极。该电极包括阴极和阳极，电极的阴极和阳极同轴式布置；所述的阴极呈陀螺状，一端开有内凹槽，内凹槽壁端面有切向旋流叶片，锥体前端面开有多个孔，多个孔呈梅花桩式分布，孔内镶嵌有发射体，A面为引弧面；所述的阳极呈圆柱状，阳极基座入口一端呈喇叭口，中部开有通孔，通孔内镶嵌有遮热罩，遮热罩外端面一端设有旋流叶片。优点：该气冷等离子电极具有结构简单、启弧成功率高、运行稳定、热效率高、实用性强、使用寿命长等优点；适用于大功率等离子发生器，长时间无冷却液冷却工作；打破之前大功率等离子发生器电极必须有冷却液冷却的传统认识或偏见。 ...

Method for preparing high-purity metal vanadium

The invention belongs to the technical field of non-ferrous metal smelting, and particularly relates to a method for preparing high-purity metal vanadium. When the aluminothermic reduction reaction is carried out, simple substance aluminum is used as a reducing agent, vanadium oxide is reduced into vanadium metal simple substance, aluminum participating in the reaction is oxidized into aluminum oxide, a large amount of heat energy is released to melt various metal simple substances to form alloy liquid, aluminum oxide floats on the surface of the obtained alloy liquid, and aluminum oxide and metal alloy are naturally separated after cooling; removing aluminum oxide to obtain a vanadium-aluminum alloy; as a slag former, the calcium compound can reduce the primary crystal temperature of aluminum oxide and provide longer impurity floating time, so that the purity of the obtained vanadium-aluminum alloy is higher; after the high-purity vanadium-aluminum alloy is obtained, the metal vanadium ...

Data security leakage-proof management method and system based on big data and medium

The embodiment of the invention provides a data security leakage-proof management method and system based on big data and a medium. The method belongs to the technical field of data leakage-proof management. The method comprises the following steps: performing classification and data distribution description on data resources of a user, establishing a data resource map portrait, extracting key levels and sensitive data, performing identity correlation identification and anomaly judgment on an access end according to key sensitive data related to behaviors of the access end, and determining the identity correlation of the access end according to the key sensitive data related to the behaviors of the access end. Tracing to find a data source according to the abnormal behavior information, establishing a virtual scene model for a data source module, and performing risk coefficient assessment, risk leakage-proof response and mechanism adjustment on the information; according to the method, ...

METHOD, DEVICE AND TERMINAL FOR REDUCING SYSTEM SWITCHING UNAVAILABLE TIME OF DISASTER RECOVERY CENTER

The present invention provides a method, a device and a terminal for reducing system switching unavailable time of a disaster recovery center, the method comprises: obtaining a system unavailable time of the disaster recovery center when a disaster occurs; determining a disaster recovery service scheduling model according to the system unavailable time; obtaining a corresponding job of a user in a service system of the disaster recovery center; determining an overall risk value of the job of the user according to the disaster recovery service scheduling model; obtaining a preset threshold value; scheduling the job on the basis of the threshold value and the overall risk value. By analyzing the system unavailable time when a disaster occurs at the data center, a RPO risk model and a disaster recovery service scheduling model is obtained by studying. And on the basis of this, the overall risk value of the user's job corresponding to the service system is calculated and compared with the threshold ...

CHARGING BLADE ASSEMBLY, RAILWAY VEHICLE HAVING SAME, AND RAILWAY VEHICLE TRANSPORT SYSTEM

A charging blade assembly (100), comprising a fixed base (10), a charging blade (20), and a flexible resetting apparatus (30). The charging blade is rotatably provided on the fixed base. The flexible resetting apparatus is connected respectively to the fixed base and the charging blade. The charging blade can be rotated when an external force is applied. The flexible resetting apparatus drives the charging blade to return to an initial position. The charging blade assembly reduces the impact between the charging blade and a charging groove, thus improving the stability of a charging process.

METHOD FOR PREPARING HIGHLY RELIABLE OPTICAL FIBER COUPLER

A method for preparing a highly reliable optical fiber coupler comprises the following steps: (1) preparing an optical fiber coupler with the fusing and tapering technology using parallel sintering technology, carrying out a pulling test of the sintered optical fiber coupler to obtain the tensile strength value thereof which is greater than or equal to 1N in demand; (2) fixing two ends of a sintered optical fiber coupler to a quartz U-shaped slot (23) with a curing adhesive, filling an adhesive around coupling arms in two ends of the quartz U-shaped slot (23) and reducing suspension length of the optical fiber; (3) casing the quartz U-shaped slot (23) provided with the optical fiber coupler obtained in step (2) into a quartz circular tube (24) and fixing two ends of the quartz circular tube (24) with a curing adhesive; (4) casing the quartz circular tube (24) with a stainless steel tube (25) and sealing two ends of the stainless steel tube (25).

OPTICAL VOLTAGE SENSOR FOR THREE-PHASE COMMON LIGHT SOURCE

An optical voltage sensor for a three-phase common light source. The light emitted by the light source is divided by a light splitter into three beams, expanded by corresponding three optical fiber collimators, and then input in three corresponding polarizers. The linear polarization light output by the three polarizers is converted by three corresponding 1/4 wave plates into a circular polarization light, the three beams of circular polarization light are input into three corresponding electro optical crystals, after being emitted, the light is divided by three corresponding polarization beam splitters into orthogonal linear polarization light, six beams of light are coupled by six corresponding optical fiber collimators into an optical fiber, the six photo detector and amplifier circuits convert the light intensity of the corresponding six beams of light into voltage signals, and a signal collection and processing circuit converts the voltage signals into digital signals and performs ...

咖啡壶（南瓜形）

咖啡壶（点点）

咖啡壶（优润）

咖啡壶（双C）

咖啡壶（2）

咖啡壶（1）

Gardens are with spouting medicine device convenient to remove and place

... 本实用新型涉及种园林用工具，更具体的说是种便于移动和放置的园林用喷药装置，装置带有轮子，便于移动，当装置移动到指定位置时，将轮子收容起来，使得装置放置的稳定性好；装置可以显示时间，并且可以设定喇叭报时的时间，根据使用者的需要自行设定。药箱设置在装置主体的内部，药物出管口与药箱相连通，加药口设置在药箱上，滤网安装在加药口上，盖子与加药口螺纹连接。推动把手安装在装置主体上，控制面板安装在推动把手上，液晶显示屏和控制按钮均安装在控制面板上，喇叭安装在装置主体上。凹槽设置在装置主体的下端，液压缸、连接件、万向轮支架和万向轮均设置在凹槽的内部。 ...

Optimal economic photovoltaic grading adjustment method based on full life cycle

The invention belongs to the field of photovoltaic power generation, and particularly relates to an optimal economic photovoltaic grading adjustment method based on a full life cycle. Comprising the following steps: acquiring geographic information and meteorological data of the position of the photovoltaic power station; calculating the total amount of radiation received by the photovoltaic panel in each month under different inclination angles in the region, drawing a monthly average daily radiation quantity and inclination angle relation broken line graph, and calculating the corresponding inclination angle when the average daily radiation quantity in each month is maximum; determining a gear number, gears and an adjustment time interval based on the optimal inclination angle, and calculating the generating capacity of the photovoltaic power station and the theoretical income of an operator under the grading scheme; and considering the total cost of the photovoltaic power station in ...

USB signal automatic adjusting method and system, storage medium and automobile

The invention provides a USB signal automatic adjusting method and system, a storage medium and an automobile. The automatic adjusting method comprises the steps that the vehicle-mounted host sends vehicle configuration information to a USB hub chip in a vehicle-mounted USB hub through a second USB wire harness; according to the vehicle configuration information, the level type is controlled so as to control the resistance value of the ground resistor; and further identifying the resistance value, and automatically adjusting a USB signal enhancement gear corresponding to the resistance value, so that the vehicle-mounted USB hub is matched with a first USB wire harness with a corresponding length, and communication between a vehicle-mounted host and external equipment is completed through the first USB wire harness. According to the invention, for different vehicle configuration information, different versions of vehicle-mounted USB concentrators do not need to be maintained.

Sulfuric acid method titanium dioxide waste acid resourceful treatment system and method

The invention relates to a sulfuric acid method titanium dioxide waste acid resourceful treatment system and method. The method is suitable for the field of resource comprehensive utilization of sulfuric acid titanium dioxide production waste sulfuric acid. According to the technical scheme, the system comprises a wastewater collection pool used for collecting waste acid generated by sulfuric acid process titanium dioxide; the solid-liquid separation device I is used for carrying out solid-liquid separation on the waste acid collected by the waste water collection pool; the primary heat exchange device is used for carrying out heat exchange on the clear liquid separated by the solid-liquid separation device I; the second-stage heat exchange device is used for carrying out heat exchange on the clear liquid cooled by the first-stage heat exchange device; the MVR evaporator is used for evaporating and concentrating a concentrated solution obtained by cooling and separating out ferrous sulfate ...

DISASTER TOLERANCE SERVICE SYSTEM AND DISASTER TOLERANCE METHOD

A disaster tolerance service system and a disaster tolerance method are disclosed. The disaster tolerance service system comprises: a fault detection module (11) for detecting whether a service server operating service and/or the service are in a fault state; a server management module (12) for determining a disaster tolerance server to replace the service server if a detection result is yes; a service load/unload module (13) for loading the service on the disaster tolerance server; a service operation module (14) for operating the service on the disaster tolerance server. This technical solution improves the disaster tolerance reliability and reduces the cost spent on the disaster tolerance service system.

咖啡壶（四叶草按键）

户外手提杯（悦越）

光声多模态皮肤成像仪

包装盒（口罩）

水壶（老人）

Multi-source time-frequency ridge line extraction method based on synchronous extraction transformation

The invention discloses a multi-source time-frequency ridge line extraction method based on synchronous extraction transformation. The method comprises the following steps: acquiring a time-domain vibration signal of a gearbox; variational mode decomposition filtering is carried out on the time domain vibration signal to obtain a characteristic mode component time domain vibration signal; carrying out synchronous extraction transformation time-frequency analysis on the characteristic mode component time-domain vibration signal; according to a local peak search algorithm, time-frequency ridge lines of rotating shaft rotating frequency and gear meshing frequency are extracted; optimizing a time-frequency ridge line based on a multi-source ridge line fusion method, and extracting a rotation frequency curve; and carrying out order tracking on the time-domain vibration signal of the characteristic mode component based on the rotating frequency curve, and obtaining a rotating shaft fault characteristic ...

Tight sandstone gas exploration device capable of quickly identifying gas reservoir properties

The invention relates to the technical field of tight sandstone gas exploration, and provides a tight sandstone gas exploration device capable of rapidly identifying gas reservoir properties, through the arrangement of components such as a first mounting frame, a second mounting frame and a first connecting rod, the device can be supported and folded, and meanwhile, through the arrangement of a supporting sleeve and a supporting rod, the device can be conveniently and rapidly explored. The height of the device can be adjusted, the device comprises a plurality of supporting sleeves and further comprises a mounting plate, the supporting sleeves are internally connected with supporting rods in a sliding mode, the supporting rods are fixedly connected with first mounting frames, and the first mounting frames are rotationally connected with first connecting rods; a second mounting frame is rotationally connected to the end, away from the first mounting frame, of the first connecting rod, a mounting ...

Prestressed bag type anti-floating anchor foundation pit dewatering and loading method

The invention discloses a prestress bag type anti-floating anchor foundation pit dewatering and loading method, and relates to the technical field of building underground structure construction, and the method comprises the following steps: constructing an anchor, and anchoring the lower side of the anchor in soil below the bottom wall of a foundation pit; a vibrating wire strain gauge is arranged on the upper side of the anchor rod, so that the vibrating wire strain gauge is vertical; the anchor rod comprises a rod body, and the two ends of the vibrating wire strain gauge are fixed to the rod body. A bottom plate of the underground structure is poured, the anchor rod and the vibrating wire strain gauge are buried below the upper side face of the bottom plate, and an electric wire of the vibrating wire strain gauge is exposed on the bottom plate; and after construction of the underground structure is completed, the dewatering operation on underground water in the foundation pit area is ...

Trans-provincial power transaction plan scheduling optimization method and device based on redundancy security constraint identification

The invention relates to the technical field of power dispatching, and discloses a trans-provincial power transaction plan dispatching optimization method and device based on redundancy security constraint identification. According to the method, boundary conditions of a regional power grid scheduling plan are obtained, non-redundant security constraints are screened out from all security constraints of a regional power grid scheduling problem, a transaction plan feasible region model is constructed, the transaction plan feasible region model is solved by using a vertex search method, and a limit value of a transaction plan component is obtained. And taking the result as a transaction plan component transmission power constraint limit value, and optimizing the regional power grid transaction plan scheduling according to the transaction plan component transmission power constraint limit value. According to the method, the accuracy of the transaction plan component transmission power limit ...

SINGLE-SYSTEM AIR-COOLED REFRIGERATOR AND CONTROL METHOD THEREOF

Provided is a single-system air-cooled refrigerator (100), comprising a refrigerator compartment (10) and a freezer compartment (20). Also comprised are a first air passage (30) and a second air passage (40) which are separated from each other and connect the refrigerator compartment (10) and the freezer compartment (20), a first damper (31) and a second damper (41) that respectively open and close the first air passage (30) and the second air passage (40), and a refrigeration system and a control system. The control system is used to control the opening and closing of the first damper (31) and the second damper (41) so as to realize a first mode, a second mode and a third mode of operation of the refrigerator (100). The first operating mode is that neither the freezer compartment (20) nor the refrigerator compartment (10) are switched. The second operating mode is that the freezer compartment (20) is switched to the refrigerator compartment (10), and the third operating mode is that the ...

Electroencephalogram monitoring system and method for neurology department

The invention provides an electroencephalogram monitoring system and method for the neurology department, and the system comprises an electroencephalogram collection module which is configured to be used for obtaining an electroencephalogram signal, and carrying out the preprocessing of the electroencephalogram signal, and obtaining a first electroencephalogram signal; the electroencephalogram processing module is configured to be used for eliminating artifacts in the first electroencephalogram signals and acquiring second electroencephalogram signals; the feature extraction module is configured to be used for acquiring a feature vector of the second electroencephalogram signal; and the electroencephalogram recognition module is configured to be used for outputting a recognition result according to the feature vector. Through independent component analysis and DWT decomposition, the ocular artifacts in the first electroencephalogram signals are accurately removed, and the clean second electroencephalogram ...

Automatic batching system for whole-core flame-retardant conveying belt

The invention provides an automatic batching system for a whole-core flame-retardant conveyor belt, which comprises a core paste bin, a core paste auxiliary material bin, a liquid bin, a cover rubber bin, a stirring kettle, a mixing unit, a weighing unit and a control unit, a weightlessness weightometer is arranged in the core paste bin, and the weighing unit is respectively communicated with the core paste auxiliary material bin, the liquid bin and the cover rubber bin; the core paste bin, the core paste auxiliary material bin and the liquid bin are communicated with the stirring kettle; the cover glue bin and the liquid bin are communicated with the mixing unit; and the control unit is connected with the stirring kettle, the mixing unit, the weighing unit and each stock bin. The batching system is provided with the core paste stock bin, the main material paste resin of the core paste is independently supplied, and the weightlessness weighing meter is arranged in the batching system, so ...

Detection method for measuring related substances of oxaggolil sodium by HPLC (High Performance Liquid Chromatography)

The invention discloses a detection method for determining related substances of oxaggolil sodium by HPLC (High Performance Liquid Chromatography), relates to the field of chemical detection, aims to solve the problem that the quantity of impurities in an oxaggolil sodium raw material cannot be accurately controlled, and adopts an HPLC method to determine the oxaggolil sodium. According to the high performance liquid chromatography conditions provided by the invention, process impurities and degradation impurities thereof in the raw material of the oxaggolil sodium can be effectively separated, accurate quantification of related impurities is ensured, and guarantee is provided for safety and quality controllability of the oxaggolil sodium. Through analysis of high performance liquid chromatography and methodology verification, the detection method for the related substances of the oxaggolil sodium is established, so that the accuracy of the detection method for the related substances is ...

MULTI-FUNCTIONAL HOME SERVICE ROBOT

A home service robot comprises an intelligent control system, a mechanical structure and a remote control terminal. The intelligent control system is mounted in the mechanical structure, and the remote control terminal controls the intelligent control system, such that the mechanical structure is driven to perform movement. The mechanical structure comprises a head (1), a torso (2), a chassis (7), a chassis suspension motion protection mechanism and two movable motion wing mechanisms (4). The head (1) is mounted on an upper end of the torso (2), and the torso (2) is mounted on the chassis (7). The two motion wing mechanisms (4) are symmetrically mounted at two sides of the torso (2), and the chassis suspension motion protection mechanism is mounted at a bottom portion of the chassis (7). The robot has multiple functions.

DEVICE FOR TREATMENT OF HEART VALVE CALCIFICATION AND VASCULAR CALCIFICATION AND METHOD FOR USING SAME

Provided are a device (1, 4, 5) for the treatment of heart valve calcification and vascular calcification and a method for using same. The device (1, 4, 5) comprises: a shock wave transmitter (10, 40) for receiving a voltage/current pulse in order to generate a shock wave; a balloon (12, 42) connected to one end of the shock wave transmitter (10, 40) in a sealed manner so that an electrolyte liquid for shock wave conduction circulates inside the shock wave transmitter (10, 40) and the balloon (12, 42); and a developing member (14, 44) located on the shock wave transmitter (10, 40) and/or the balloon (12, 42). In this way, the device can use shove waves to soften a calcified site to undertake rapid and effective treatment of the calcified site.

METHOD AND APPARATUS FOR MANAGING MOBILE DEVICE MEMORY

A method and apparatus for managing a mobile device memory. The method comprises: searching for at least one application being independent from an appointed application and conforming to a predetermined algorithm; using the found application as an application to be exchanged; and performing memory exchange according to the application to be exchanged. While the memory exchange is performed, this solution not only considers the search for the predetermined algorithm of the application to be exchanged, but also considers the dependence between applications. This solution eliminates ineffective memory exchange and improves the user experience of using a device.

Bedstead is used to colored inspection through cranium doppler

... 彩色经颅多普勒检查用床架，它涉及医疗设备技术领域；它包含床板、活动盖板、固定块、滑轨、支撑环、支撑臂、支撑块、床腿、卡槽、床架；所述床架上表面设置有床板和固定块，床板的一端设置有固定块，固定块的一侧设置有支撑环、支撑臂、支撑块；所述的支撑块的底部与床架固定，支撑块上设置有数个上下排列的卡槽；所述的支撑环与支撑臂连接，支撑臂与支撑块通过卡槽插接；所述的活动盖板设置在支撑环、支撑臂、支撑块的上方，且活动盖板通过滑轨与床板连接；所述的床架的四角与床腿连接。本实用新型能支撑患者头部，无需医护人员托着，减轻了医护人员的负担，患者身体放松，还可用作普通病床。 ...

Wireless real -time signal handles integrated circuit board based on VPX structure

... 本实用新型提供一种基于VPX结构的无线实时信号处理板卡，该板卡包括：电源模块；VPX插接件；相互连接的两个DSP处理节点，其中一个DSP处理节点与VPX插接件连接；相互连接的两个FPGA处理节点，每个FPGA处理节点均与VPX插接件连接；分别与两个FPGA处理节点、VPX插接件连接的FPGA配置节点；与一个FPGA处理节点连接的两路ADC电路；与另一个FPGA处理节点连接的两路ADC电路和一路DAC电路。本实用新型使得在不改变原有信号处理机体系结构的前提下，有效地提高了处理机的处理能力。 ...

Novel gardens with pruning device

... 本实用新型涉及种园林用工具，更具体的说是种新型的园林用修剪装置，装置可以自动修剪花草树木，并且修剪的角度可以自动控制，根据使用者的需要自行调节；装置可以在光线不好的时候照明，并且可以显示时间，十分方便。连接轴的下端与刀片相连接，连接轴的上端与减速器相连接，电动机安装在减速器上，减速器和电动机均设置在修剪头的内部。连接杆的端与修剪头相连接，连接杆的另端与直杆活动连接，液压缸的端与连接杆活动连接，液压缸的另端与直杆活动连接，照明灯安装在直杆上。控制箱设置在直杆上，控制芯片、电池和电磁阀均设置在控制箱的内部，液晶显示屏和控制按钮均设置在控制面板上，防滑把手设置在直杆的端。 ...

Random scheduling model construction method, scheduling method and system for emergency control plan

The invention provides a method for constructing a random scheduling model of an emergency control plan, and the method comprises the steps: building a target function of the random scheduling model of the emergency control plan; establishing constraint conditions of a random scheduling model of the emergency control plan; and according to the objective function and the constraint condition, constructing a random scheduling model of the emergency control plan. The power generation cost of the power grid is effectively saved.

Carbon dioxide capture accurate prediction method and system based on linear dynamic model

The invention discloses a carbon dioxide capture accurate prediction method and system based on a linear dynamic model. The method comprises the steps that the output carbon dioxide volume concentration and the input carbon dioxide volume concentration are collected in real time; setting a linear dynamic system processing model, and combining the output carbon dioxide volume concentration and the input carbon dioxide volume concentration to obtain prediction parameters of carbon dioxide capture; a prediction model is set, and the current carbon dioxide absorption amount is predicted in combination with the prediction parameters; the method comprises the following steps: acquiring predicted carbon dioxide absorption amounts at a plurality of moments and a plurality of corresponding real carbon dioxide absorption amounts, setting an optimization model, and correcting the current predicted carbon dioxide absorption amount by combining the predicted carbon dioxide absorption amounts and the ...

SPAM PROCESSING METHOD AND DEVICE

Disclosed are a spam processing method and device, the method comprising: receiving spam-related information from a spam monitoring device, the spam-related information comprising a called number, information content and a content classification identifier; transmitting a query request to a communication terminal corresponding to the called number to query whether the communication terminal corresponding to the called number agrees to receive the information content of the spam, the query request comprising the content classification identifier of the spam; and when receiving response information that the communication terminal corresponding to the called number agrees to receive the information content, transmitting the information content of the spam to the communication terminal corresponding to the called number. By interacting with a user, an embodiment of the present invention determines, according to user selection, whether to transmit spam to the user, thus realizing refined management ...

ELECTRIC AUTOMOBILE AND DISCHARGING DEVICE THEREOF

An electric automobile and a discharging device thereof. The discharging device comprises: an alternating current charging port (110); a charging connection device (120), configured to transfer, to an external apparatus, an alternating current output from the alternating current charging port; an instrument (130), configured to, upon receiving a trigger signal, send a discharging preparation instruction; a controller (140), communicating with the instrument (130), and configured to, after receiving the discharging preparation instruction, detect whether the charging connection device (120) is connected to the alternating current charging port (110), and if yes, switch to an external discharging mode; a battery manager (150), communicating with the controller (140), and configured to, after the controller (140) switches to the external discharging mode, control actuation of an external discharging loop in a high-voltage distribution cabinet of the electric automobile; and a power battery ...

METHOD AND DEVICE FOR PROMPTING CALL REQUEST

Embodiments of the disclosure relate to the technical field of electronics. Disclosed are a method and device for prompting a call request. The method comprises: during a call with a first terminal, receiving a call request of a second terminal, the call request carrying a communication identifier of the second terminal; querying in a locally-stored address book for first user information corresponding to the communication identifier of the second terminal; and performing audio conversion processing according to the first user information, determining corresponding first audio data, and playing the first audio data. By means of the disclosure, the efficiency of information acquisition can be improved.

SECURITY CONTROL METHOD AND DEVICE FOR MOBILE TERMINAL

Provided are a security control method and device for a mobile terminal. The method includes: when monitoring that an application uses system privileges, acquiring the trust level of the application and a control privileges list under the trust level, wherein the control privileges list records the privileges to be controlled under the trust level; judging whether the system privileges are privileges in the control privileges list; and if the system privileges are not privileges in the control privileges list, then allowing the application to use the system privileges. By way of dividing the trust level of an application and by way of a control privileges list, the present invention realizes the management and control functions of privileges use, solves the technical problem in the prior art that the secure running of the mobile terminal cannot be guaranteed, and achieves the technical effect of enhancing the secure control capability of the mobile terminal system.

Recess matrix car with novel door structure

... 一种带有新型车门结构的凹槽板模车，立框模板的左右两侧分别设置有一个定位模板，车门的一侧与该侧的模板形成转动配合，车门的另一侧与另一侧的模板形成锁紧配合，车门与两侧的模板形成密封锁紧配合，车门借助门轴合页与该侧的模板形成转动配合，车门背面与硅酸钙板相对应的位置设置有硅酸钙板定位装置，硅酸钙板定位装置包括设置在硅酸钙板两侧的竖直挡板，两侧竖直挡板之间的间距等于硅酸钙板的厚度。车门的开关通过门轴合页来实现，开关时省时省力，而且车门背面设置有硅酸钙板定位装置，可以更好地保证硅酸钙板的位置度及垂直度，从而可以保证制品的质量，结构简单，使用方便快捷。 ...

A launder for the wave for the vertical parameter test device of the test

... 一种用于波流水槽试验的垂向参数测试装置，包括升降机构(1)，平水装置(2)和数据采集与分析系统(3)，其特征在于，升降机构上部两端分别设置第一直线光轴(4)和第二直线光轴(5)，在升降机构一端的第一直线光轴(4)上设置参数测定探头(6)，参数测定探头(6)置于实验用水体(a)中，在升降机构一端的第二直线光轴(5)上设置压力探头(7)，压力探头(7)浸入置于平水装置(2)的水体中，参数测定探头(6)和压力探头(7)通过信号线接入数据采集与分析系统(3)。根据本实用新型，可实现波流水槽试验水域探头所在的相对静止水面的深度与相关参数的实时同步输出，即，该装置不仅适用于水面平稳的情况，也适用于水面波动的情况，由此，为波流水槽试验中垂向参数的测量提供新的测试手段。 ...

Flexible implementation operation method for flexible direct current transmission project

The invention discloses a flexible implementation operation method for a flexible direct-current power transmission project, which mainly comprises the following steps: a monitoring background issues a power reference positive value/negative value, the positive value represents positive transmission, the negative value represents reverse transmission before direct-current unlocking, a control mode is selected to fix control power on one side, and control direct-current voltage on the other side; and the direct current control modes of the rectification side and the inversion side are kept unchanged when the power is turned over. The direct current voltage/active power control mode switching is not carried out in the power inversion process any more, before direct current unlocking, one side of the control mode is selected to be fixed to control power, the other side of the control mode is selected to be fixed to control direct current voltage, and the direct current control modes of the ...

AIR PASSAGE ASSEMBLY AND REFRIGERATOR HAVING SAME

An air passage assembly (1) and a refrigerator having the air passage assembly (1). The air passage assembly (1) comprises: a front cover plate (11); a rear cover plate (13) having a plurality of air outlets (121, 122, 123); an air outlet adjustment member (15); a rotary shaft (111) passing through the front cover plate (11) and connected to the air outlet adjustment member (15); and a control display device (2). A refrigerator having the control display device enables a user to intuitively and conveniently adjust a temperature in a refrigeration cabinet according to the type of food to be stored, thereby facilitating food preservation.

REFRIGERATOR

A refrigerator comprises a refrigeration compartment, a duct assembly (1) for conveying cold air to the refrigeration compartment, and a controller for controlling operation of the refrigerator. The duct assembly (1) comprises a front cover plate (11), a rear cover plate (13) engaging with the front cover plate (11) and having an air volume distribution cavity (131), and a duct moving member (15). The rear cover plate (13) is provided with multiple air outlets (12) communicating with the air volume distribution cavity (131). The duct moving member (15) is used for adjusting the size of the multiple air outlets (12). The duct assembly (1) further comprises a regulating display device (2) provided on the front cover plate (11). The regulating display device (2) comprises a disc-shaped display panel (21) and blocking plates (22) provided on a side of the display panel (21) facing away from the front cover plate (11). The display panel (21) is connected, at a rotating shaft (111) passing through ...

Sterile transparent mask

The utility model provides a sterile transparent mask, which belongs to the technical field of masks, and comprises a mask main body, nose clips, ear bands and a visual area, the nose clips are symmetrically arranged at the upper part in the mask main body along the center line, the ear bands are symmetrically connected to two sides of the mask main body, and the visual area is arranged at the middle position of the mask main body. Meanwhile, the peripheral edge of the visual area is connected with the mask main body in a sealed manner, and the position of the visual area corresponds to the position of the lip of the user; and the visible area is made of a transparent and soft medical protective material. The pediatric smile display device can display smiles of medical staff, can effectively relieve fear psychology of pediatric patients especially for the pediatric patients so as to relieve the relationship between doctors and patients, and meanwhile can display lip languages of the medical ...

Track car arrester for stabilizing underground coal mine transport vehicle

The invention relates to the technical field of mining devices, in particular to a rail car arrester for stabilizing an underground coal mine transport vehicle, which comprises a fixed bottom plate, a rail base plate is arranged at the top of the fixed bottom plate, and rail pressing plates are arranged on the periphery of the top of the rail base plate. Impact force of a transport vehicle is unloaded through the buffer assembly at the top of the fixed bottom plate, the bearing capacity of the rail car arrester is improved, meanwhile, shaking of materials in the transport vehicle caused by rigid impact between the transport vehicle and the rail car arrester is avoided, the stability of the materials in the transport vehicle is guaranteed, and the service life of the transport vehicle is prolonged. The position of a transport vehicle is adjusted to the center position of the cage through the wheel chocks on the two sides, and the amplitude of shaking of the transport vehicle caused by vibration ...

Insulation level online evaluation method applied to vehicle-mounted metal sealing equipment

The invention discloses an insulation level online evaluation method applied to vehicle-mounted metal sealing equipment. An insulation main body, a grounding shielding layer, flexible insulation paste, a monitoring sensor, a terminal processor and a background data analysis center are included; the grounding shielding layers are uniformly arranged on the outer surface of the insulating main body, no grounding shielding layer is arranged in a local area where the monitoring sensor is mounted on the insulating main body, a shell of the monitoring sensor is in annular contact with the grounding shielding layers after the monitoring sensor is mounted, and the insulating main body is completely wrapped by the shell of the monitoring sensor and the grounding shielding layers to form metal closed equipment. Flexible insulation paste is filled between the bottom surface of the monitoring sensor and the insulation main body, and the terminal processor is installed near the insulation main body and ...

980 MPA-GRADE HOT-ROLLED FERRITIC BAINITE DUAL-PHASE STEEL AND MANUFACTURING METHOD THEREFOR

A 980 MPa-grade hot-rolled ferritic bainite dual-phase steel and a manufacturing method therefor. The chemical components of the steel comprise, in percentage by weight, 0.15%-0.30% of C, 0.8%-2.0% of Si, 1.0%-2.0% of Mn, 0-0.02% of P, 0-0.005% of S, 0-0.003% of O, 0.5%-1.0% of Al, 0-0.006% of N, 0.01%-0.06% of Nb, 0.01%-0.05% of Ti, and the balance of Fe and inevitable impurities. In addition, the chemical components meet the following relations: 0.05％≤Nb+Ti≤0.10％ and 2.5≤Al/C≤5.0. The microstructure of the steel is made of ferrite and bainite. The average grain size of the ferrite is 5-10 μm, and the equivalent grain size of the bainite is less than or equal to 20 μm. The yield strength of the steel is greater than or equal to 600 MPa, the tensile strength of the steel is greater than or equal to 980 MPa, and the ductility is greater than or equal to 15％.

METHOD AND DEVICE FOR CONFIGURING AND PARSING DYNAMIC PROTOCOL

Provided is a method for configuring and parsing a dynamic protocol, including the following steps: configuring an effective information extraction mode for a command of the dynamic protocol and a parse mode for the command of the dynamic protocol, wherein the command is sent in the format specified by the dynamic protocol; saving the effective information extraction mode and the parse mode; extracting effective information of the command according to the effective information extraction mode; parsing the effective information of the command according to the parse mode so as to obtain the parse result; and carrying out simulation according to the parse result. Also provided is a device for configuring and parsing a dynamic protocol.

ROBOT OPERATING STATE SWITCHING METHOD AND SYSTEM

A robot operating state switching method and system, the method comprising: a mask of a robot is provided with an opening end and closing end activation component (101); when the mask opens or closes, the activation component sends a mask state signal to a lower level computer processor (102); the lower level computer processor processes the received mask state signal, then sends the same to an upper level computer processor (103, 104); the upper level computer processor controls switching of the robot operating state according to the received processed mask state signal (105). The technical solution causes the robot system to be in two operating states through the mask opening and closing, executing different functions, thereby improving robot integration and operating efficiency, and decreasing manufacturing costs.

METHOD, SYSTEM AND DEVICE FOR IMPLEMENTING INTER-NETWORK SHORT MESSAGE SERVICE INTERCOMMUNICATION IN NUMBER PORTABILITY SERVICE

A method and system for implementing inter-network short message service intercommunication in number portability service are provided in the present invention. The method includes that: before initiating an ending call, if a first Global System for Mobile Communications(GSM) network Short Message Service Center (G1-SMSC) judges that the target user is not a user of the current network, then it delivers a Send Routing Information(SRI) message to an intercommunication short message service center; the intercommunication short message service center inquires the home network of the target Mobile Directory Number(MDN) in the Number Portability Database of the Code Division Multiple Access(CDMA) network, and if the home network is a second GSM network, the intercommunication short message service center sends an SRI message carrying the target MDN to the Home Location Register of the second GSM network (G2-HLR); and the G2-HLR sends to G1-SMSC an SRI response carrying the address information ...

SPAM PROCESSING METHOD, DEVICE AND STORAGE MEDIUM

The present invention discloses a spam processing method, device and storage medium, said method comprising: receiving spam-related information from a spam-receiving monitoring device, said spam-related information including a called number, spam contents and a content classification identifier; sending a query request to a communications terminal corresponding to the called number, said query request including the spam content classification identifier; when the communications terminal corresponding to the received called number agrees to accept spam contents response information, the spam information contents are sent to the communications terminal corresponding to the called number.

Heat preservation decorative board with surface profile

... 本实用新型公开了种具有表面造型的保温装饰板，自下至上依次包括加强层、保温层和造型装饰层，所述加强层与所述造型装饰层通过固定件连接，所述固定件端设置在所述加强层下表面的凹槽内、另端贯穿所述保温层后连接至所述造型装饰层的内部，所述造型装饰层上表面设有造型结构。所述保温装饰板的各层结构之间通过固定件连接，防止各层结构发生分离、脱落，具有更好的安全性和稳定性；所述保温装饰板的造型装饰层上表面设有造型结构，具有可设计的立体表面装饰效果；所述保温装饰板中保温层的厚度不受限制，可以对保温层进行加厚改进，以适用更恶劣的环境；所述保温装饰板可以通过机械组装加工，组装更加容易操作。 ...

Ammonia-alcohol engine system and fuel supply control method thereof

The invention provides an ammonia-alcohol engine system and a fuel supply control method thereof, and the ammonia-alcohol engine system comprises an engine, the engine comprises an air cylinder, an air inlet channel and an exhaust channel, a combustion chamber is formed in the air cylinder, the air inlet channel comprises an air inlet main pipe and an air inlet manifold, and the air inlet manifold is connected with the air inlet main pipe; the fuel supply module comprises an ammonia fuel tank, an alcohol fuel tank, an oil rail and a nozzle, the ammonia fuel tank is connected with the alcohol fuel tank through a first pipeline, the alcohol fuel tank is connected with the oil rail through a second pipeline, and the nozzle is connected with the oil rail; the air inlet manifolds are connected with the air cylinders in a one-to-one The ammonia fuel in the ammonia fuel tank is introduced into the alcohol fuel tank through the first pipeline to be mixed with the alcohol fuel, then the ammonia-alcohol ...

Power grid infrastructure equipment defect filing method based on unmanned aerial vehicle patrol data

A power grid infrastructure equipment defect archiving method based on unmanned aerial vehicle patrol data comprises the steps that firstly, a plurality of sample image libraries belonging to different application scenes are constructed based on the unmanned aerial vehicle patrol data, and the sample image libraries comprise equipment defect sample images and equipment normal sample images; then, obtaining a to-be-detected equipment image based on the unmanned aerial vehicle patrol data, performing feature extraction on the to-be-detected equipment image, performing application scene archiving on the to-be-detected equipment image by using a KNN algorithm based on the extracted image features, and outputting an archiving result; and then calculating the similarity between the to-be-detected equipment image and each sample image in the sample database corresponding to the application scene to which the to-be-detected equipment image belongs one by one based on the image features, finally ...

Nonlinear wide-spectrum optical fiber light source

The invention discloses a nonlinear wide-spectrum optical fiber light source, which is a technology for broadening the spectrum of the light source by using a third-order nonlinear effect in an optical fiber, and achieves spectrum conversion and optical power transfer by injecting high-power laser with two wavelengths into a high-nonlinearity optical fiber as pump light. Therefore, a wide-spectrum light source and high output power are achieved, the width and power of the light source spectrum are both related to the pumping light power and the parameters of the nonlinear optical fiber, the light source power has no upper limit theoretically, and a brand-new technical approach is provided for a high-precision optical fiber interferometer as a light source.

Coal crusher

A coal crusher comprises a square shell, a dust collecting box is fixedly arranged on the outer wall of one side of the shell, collecting pipes are arranged on the outer walls of the two ends of the shell, one ends of the two collecting pipes penetrate through the shell and extend into the shell, the outer walls of the two collecting pipes are fixedly connected with the inner wall of the shell, and centrifugal fans are bonded to the inner walls of the ends, penetrating through the shell, of the two collecting pipes. The ends, away from the shell, of the two collecting pipes penetrate through the dust collecting box and extend into the dust collecting box, a box door is arranged on the side, away from the shell, of the dust collecting box, a circular through hole is formed in the end face, close to the box door, of the box door, and a filter plate adheres to the inner wall of the through hole. Coal dust generated during crushing is sucked into the dust collecting box through the two centrifugal ...

ANGLE MEASURING APPARATUS AND METHOD THEREOF AND ENGINEERING MACHINERY

An angle measuring apparatus comprises a microprocessor (100), a main accelerometer (210), an output means (300), and a sub accelerometer (220). There is a predetermined angle between the positive direction of the main sensing axis of the main accelerometer (210) and the positive direction of the sub sensing axis of the sub accelerometer (220). The main accelerometer (210) and the sub accelerometer (220) output the first initial parameter and the second initial parameter respectively. Based on the first and second initial parameter and the predetermined angle, the microprocessor (100) obtains the first actual parameter of the main accelerometer (210), and obtains the angle parameter based on the first actual parameter which represents the parameter output by the main accelerometer (210) without external disturbance. An angle measuring method and an engineering machinery with the angle measuring apparatus are also provided. The angle measuring apparatus and the method thereof provided can ...

Method for preparing PPSSO fiber through in-situ modification of PPS fiber

The invention discloses a method for preparing polyphenyl sulfoxide (PPSSO) fiber by in-situ modification of polyphenylene sulfide (PPS) fiber, which comprises the following steps: by taking hydrogen cation exchange resin as a catalyst, carboxylic acid as a substrate and hydrogen peroxide as an oxygen source, oxidizing the PPS fiber to perform in-situ structure modification, thereby obtaining the PPSSO fiber. According to the method, the reaction conditions are mild, the method is simple and easy to implement, the production and preparation process is free of corrosion to equipment and environmentally friendly, the catalyst is easy to separate and can be repeatedly used, the method is a short-process and economical method for preparing the PPSSO fibers, and the prepared PPSSO fibers have the advantages of being resistant to high temperature and oxidation, free of melting points and high in strength retention rate.

Safety calculation method of explosive wave simulation device

According to the safety calculation method of the explosive wave simulation device, the action time interval t1 of the incident overpressure and the reflection overpressure is reasonably calculated, so that an equivalent static load closer to engineering practice is obtained, wall thickness data with safety and cost performance is provided for design of the explosive wave simulation device, and the safety calculation method has high military and academic value.

Data processing method and device, equipment and storage medium

The invention provides a data processing method and device, equipment and a storage medium, and relates to the technical field of data processing. The method comprises the following steps: acquiring multiple types of test data required by a to-be-tested service; determining a reading sequence of the multiple types of test data according to the input data types and the output data types of the multiple databases; sequentially associating the data in each database according to a reading sequence of the multiple types of test data to obtain reading templates corresponding to the multiple databases; and according to the reading templates corresponding to the plurality of databases, reading the plurality of types of test data from the plurality of databases. According to the reading template, the test data can be obtained from the multiple databases, cross-database reading of the test data is achieved, and then the efficiency of the data processing method is improved.

High-linearity grid voltage bootstrap switch based on three paths

The invention provides a high-linearity grid voltage bootstrapped switch based on three paths, and belongs to the technical field of analog integrated circuit design. In order to prevent the source-substrate forward bias of the PMOS transistor, the substrate end is connected with the source, but the influence on circuit sampling is caused by the increase of N-well parasitic capacitance Cnwell. A first capacitor C1 and a PMOS (P-channel Metal Oxide Semiconductor) tube M10 as well as a second capacitor C2 and a PMOS tube M11 are respectively combined into two main paths, and a third capacitor C3 and a PMOS tube M12 are combined into an auxiliary path. A substrate of the PMOS tube M10, a substrate of the PMOS tube M7, a substrate of the PMOS tube M11 and a substrate of the PMOS tube M6 are connected with a substrate of the PMOS tube M12, when an input signal is transmitted to the gate end of the switching tube through the two main paths, establishment of the gate end voltage can be accelerated ...

METHOD FOR CLASSIFYING AND MANAGING RIGHT TO USE OF FUNCTION, AND MOBILE TERMINAL

Disclosed is a method for classifying and managing the right to use of a function, including: generating a system security control policy according to a preset system security control policy configuration file; when installing any one new application software, setting the trust level of the new application software, and using the system security control policy to establish a right to use control policy of each function in each application software based on trust level, or establish a right to use control policy of a function for each application software based on different functions. Also at the same time disclosed is a mobile terminal. The present invention can be applied to enable a user to rapidly view the functions of each application software which has right to use and thus control the right to use of each function conveniently.

Onion seed weighing and bagging device

The utility model discloses an onion seed weighing and bagging device, which belongs to the technical field of onion seed weighing and bagging equipment, and is characterized by comprising a storage cavity, the lower end surface of the storage cavity is communicated with a blanking pipe, the other end of the blanking pipe is communicated with a feeding cavity, and the left side of the lower end surface of the feeding cavity is communicated with a receiving pipe; a flow valve and a control valve are arranged in the middle of the discharging pipe and the middle of the material receiving pipe respectively, an operation table is arranged below the material receiving pipe, two evenly-distributed fixing frames are fixedly connected to the upper end face of the operation table, an electronic scale is arranged between the two fixing frames, and a plurality of evenly-distributed lifting electric control rods are fixedly connected to the lower end face of the electronic scale. The telescopic electric ...

Construction method, recording medium and system of equipment whole life cycle cost prediction model

The invention belongs to the technical field of power equipment management, and discloses a construction method of an equipment whole life cycle cost prediction model, a cost model is constructed through data pre-classification, exponential smoothing processing, weight calculation and the like, data measured by the cost model is matched with data actually generated later, and the prediction accuracy of the equipment whole life cycle cost prediction model is improved. The defects that a conventional cost optimization method is not accurate enough and falls into a local optimal solution are overcome, and the optimization performance is improved. The invention further provides a non-transient readable recording medium and a system comprising the medium, the non-transient readable recording medium stores a construction program of the equipment full-life-cycle cost prediction model, the program can be called through a processing circuit to execute the method, and the non-transient readable recording ...

Method for processing inner surface of cold shield of medium-wave infrared focal plane detector

A method for processing the inner surface of a cold shield of a medium-wave infrared focal plane detector relates to the field of manufacturing of infrared photoelectric detectors, and specifically comprises the following operation steps: cleaning the surface of the cold shield of the detector formed by processing, and coating and covering the part, which does not need to be blackened, of the surface of the cold shield with aluminum foil; the method comprises the following steps: after an InSb film is evaporated as a base coat to cover the inner surface of a cold shield of a detector, increasing the partial pressure of Ar gas in a vacuum chamber during evaporation, covering the inner surface of the cold shield of the detector with the InSb film once again to complete the preparation of the InSb film, preparing a ZnS film outside the InSb film by adopting an ion evaporation method, and after the ion evaporation is completed, filling the Ar gas into a vacuum cavity to complete the preparation ...

Intelligent evaluation method for laryngocarcinoma screening

The invention discloses an intelligent assessment method for laryngeal cancer risk screening, which comprises the following steps: step 1, information parameter acquisition is carried out on previous cases, step 2, laryngeal cancer risk degree assessment scores Y in each previous case obtained by a doctor according to experience judgment are acquired from a hospital database, and Y is an integer of 1-10. 3, establishing a multiple linear regression model to perform multiple linear regression analysis on the acquired information parameters, and solving a linear regression coefficient of each information parameter; 4, screening evaluation classification of new patients is established, and 5, health risk evaluation is carried out. The method is simple in algorithm and few in occupied hardware resources.

INFORMATION TRANSMISSION METHOD, APPARATUS AND DEVICE

An information transmission method, apparatus and device, the method comprising: determining an initial OFDM symbol among OFDM symbols transmitting load information; determining a phase offset difference value between two adjacent OFDM symbols starting from the initial OFDM symbol according to first information to be transmitted; performing a phase offset on each OFDM symbol according to the phase offset difference value; and sending an OFDM symbol obtained after the phase offset to a receiving end. The OFDM symbol can be used to transmit other information while transmitting the load information.

DEVICE AND METHOD FOR FLUE GAS DESULFURIZATION AND CONSUMPTION REDUCTION IN HEAT-ENGINE PLANT

Disclosed are a device and method for flue gas desulfurization and consumption reduction in a heat-engine plant. The device comprises: a demister (1), a cooling spray layer (2), a seriflux spray layer (3), a desulfurizing tower (4), a flue gas purifying passage (5), a desulfurization circulating pump (6), a seriflux heat exchanger (7), a cooled seriflux circulating pump (8), a flow rate control pump (9) and a calcium hydroxide seriflux pond (10). The method comprises the following steps: flue gas enters a desulfurizing tower (4) for primary desulfurization by limestone seriflux; flue gas undergoes secondary desulfurization by calcium hydroxide seriflux; flue gas undergoes cooling, demisting and heating; and, standard gas is discharged.

METHOD FOR CONTROLLING RIGHT TO USE OF CONNECTION FUNCTION, AND MOBILE TERMINAL

Disclosed is a method for controlling the right to use of a connection function, including: generating a connection function control policy according to a preset connection function control policy configuration file; when detecting that an application software uses a connection function defined in the connection function control policy, controlling the right of the connection function to be used by the application software using the right to use control policy of the connection function in the connection function control policy. Also at the same time disclosed is a mobile terminal. The present invention can be applied to prevent the connection function of a mobile terminal being used by a malicious application software, thus ensuring the information security of the mobile terminal user.

Message processing method, electronic equipment and storage medium

The embodiment of the invention relates to the technical field of communication, and discloses a message processing method, electronic equipment and a storage medium. The method comprises the steps: after a short message is received, acquiring a signaling simplification process corresponding to the short message, wherein the signaling simplification process is generated after a signaling standard process is simplified; and performing signaling operation on the short message according to the signaling simplification process. As the signaling process is simplified, the subsequent signaling operation links and the message quantity executed for the short message are reduced to a certain extent, so the error probability of message interaction is effectively reduced, and the message transmission efficiency is improved at the same time.

Silicon-carbon composite material with onion-shaped structure as well as preparation method and application of silicon-carbon composite material

The invention provides a silicon-carbon composite material with an onion-shaped structure as well as a preparation method and application of the silicon-carbon composite material. The silicon-carbon composite material comprises a graphite core, and a first coating layer, a second coating layer and a third coating layer which are sequentially coated layer by layer from inside to outside, the first coating layer comprises a combination of pure silicon and a silicon-oxygen compound or the silicon-oxygen compound; the second coating layer is a combined layer of a conductive agent and a binder; the third coating layer is an amorphous carbon layer; and the atom molar ratio of silicon to oxygen in the first coating layer is 1: (0.5-2.0). The invention provides a composite material which takes graphite particles as a core and is coated with multiple layers outside, so that the volume expansion phenomenon of a silicon material is relieved, and the structural stability of the silicon-carbon composite ...

Slope rockfall protection frame

The invention belongs to the technical field of side slope protection, and particularly relates to a side slope rockfall protection frame. Comprising a protection frame body and a buffer frame. Buffer frames are connected to the two opposite sides of a frame of the protection frame body. The buffer frame comprises a buffer rod, a damping rod, a mounting frame, a power consumption part and a base; the protective frame body is connected with the buffer rod through the connecting rod, the buffer rod is connected with the damping rod and the force consuming part, the damping rod is sleeved with a first reset spring, the damping rod and the force consuming part are both connected with the mounting frame, and the mounting frame is connected with the base. The force consuming piece dissipates force through vertical movement.

Elevator rope extension detection device, elevator rope extension detection method and elevator

The invention discloses an elevator rope extension detection device and method and an elevator. The elevator rope is connected with a rope head device and an operation device in an elevator, and the elevator rope elongation detection device comprises one or more supports connected with an elastic reset component in the rope head device; the connecting piece is connected with at least one support in the supports, and the connecting piece is arranged to be driven by the at least one support to enter a triggering position when the displacement of the elastic reset component exceeds a threshold value due to reduction of the compression amount; and the triggering piece is connected with the connecting piece and is arranged to be triggered to generate a triggering signal when the connecting piece enters the triggering position. The method can be widely applied to detection of elevator rope extension conditions in a plurality of elevator devices.

MESSAGE TRANSMISSION METHOD AND SYSTEM, ELECTRONIC DEVICE, AND STORAGE MEDIUM

An embodiment of the present application relates to the field of communications, and discloses a message transmission method and system, an electronic device, and a storage medium. The method is applicable to a short message service function (SMSF), and comprises: acquiring the state of a network element that is to interact with the SMSF and a backup network element list, wherein the state of the network element comprises an accessible state and an inaccessible state; if the network element is in the accessible state, establishing multiple links with the network element, selecting a link via a preset link selection procedure, and performing message transmission with respect to the network element until the message transmission is successful; and if the network element is in the inaccessible state, switching, according to the backup network element list, to a backup network element that has not been selected, and configuring the backup network element to be a network element for interaction ...

980 MPA-GRADE HOT-ROLLED DUAL-PHASE STEEL AND MANUFACTURING METHOD THEREFOR

A 980 MPa-grade hot-rolled dual-phase steel and a manufacturing method therefor. The chemical components of the steel comprise, in percentage by weight, 0.10%-0.20% of C, 0.8%-2.0% of Si, 1.0%-2.0% of Mn, 0-0.02% of P, 0-0.005% of S, 0-0.003% of O, 0.02%-0.06% of Al, 0-0.006% of N, 0.01%-0.06% of Nb, 0.01%-0.05% of Ti, and the balance of Fe and inevitable impurities. In addition, the components need to meet the following relation: 0.05％≤Nb+Ti≤0.10％. The microstructure of the steel is made of ferrite and martensite. The average grain size of the ferrite is 5-10 μm, and the equivalent grain size of the martensite is 15-20 μm. The yield strength of the steel is greater than or equal to 500 MPa, the tensile strength of the steel is greater than or equal to 980 MPa, and the ductility A80 is greater than or equal to 12%; the steel has excellent strength, ductility and tenacity matching and a relatively low yield ratio, and can be applied to parts requiring good formability, high strength and ...

OPTICAL VOLTAGE TRANSFORMER BASED ON ELECTRO-OPTICAL EFFECT

An optical voltage transformer based on electro-optical effect, including an optical voltage sensor head (1) and an electrical unit (16), wherein the electrical unit (16) includes an optical closed loop feedback control unit (2) and a signal processing unit (3), with the optical closed loop feedback control unit (2) being connected to the optical voltage sensor head (1), and the optical voltage sensor head (1) being connected to the signal processing unit (3). The output power of the light source of the optical voltage transformer is more stable, which effectively controls the drift phenomena of the centre wavelength of the light source, prevents the problem of decreased output power due to the aging of the light source, eliminates optical power fluctuation due to the optical path polarization state being affected by factors such as temperature, optical fibre vibration and so on, is advantageous for the stability and reliability of the optical path system, and improves data accuracy.

Multicast communication method, device and system

The invention relates to a multicast communication method, device and system, and relates to the technical field of communication. The multicast communication method comprises the steps that authentication information of a multicast receiver sent by a receiver test edge router is received, and different authentication information corresponds to different user requirements; performing path calculation according to the authentication information of the multicast receiver, and determining a forwarding path corresponding to the authentication information; and the related information of the forwarding path is issued to the multicast source side edge router and the receiver side edge router so as to realize copying and forwarding of the multicast message. According to the technical scheme provided by the invention, different service guarantees can be provided for different user requirements, so that the communication performance is improved.

Device and method for measuring cooling curve of intermediate alloy ingot outside furnace

The invention discloses a device and a method for measuring a cooling curve of an intermediate alloy ingot outside a furnace, and relates to the technical field of non-ferrous metal smelting. The device is applied to a reaction furnace of a multi-layer flat wall heat conduction structure, and comprises a reaction furnace outer wall temperature measuring module used for obtaining the temperature of the outer wall of the reaction furnace; the intermediate alloy ingot temperature calculation module is connected with the reaction furnace outer wall temperature measurement module and is used for calculating the temperature of the intermediate alloy ingot by adopting a heat conduction calculation formula according to the temperature of the outer wall of the reaction furnace; a heat conduction calculation formula is determined based on a multi-layer flat wall heat conduction structure; and the cooling curve drawing module is connected with the intermediate alloy ingot temperature calculation module ...

TARGET FOR DRUG TREATMENT OF TUMOR METASTASIS AND USE THEREOF

Disclosed is a use of PRAK as a drug target in screening a drug for inhibiting or preventing tumor cell metastasis. Based on the discovery that PRAK can be used as a target for tumor cell metastasis, further provided is a drug capable of inhibiting or preventing tumor cell metastasis. The active ingredient of the drug can reduce the expression level of PRAK or inhibit the bioactivity of PRAK, and the inhibition or prevention of tumor cell metastasis can be achieved by regulating the cell migration and the expression and/or function of HIF1α, MMP2 and/or EMT series molecules.

SEPARABLE FRAME FOR WINDING FIBER COIL AND METHOD FOR MANUFACTURING FIBER COIL BY USING FRAME

A separable frame for winding a fiber coil includes a spool (1) and two flanges (2). The two flanges (2) are detachably mounted at both ends of the spool. An easily detachable structure for demounting the spool (1) from the coil is mounted on the spool (1). A method for manufacturing a fiber coil by using the frame includes the steps of: (a) coating the surface of the frame with a layer of heat melt adhesive, (b) winding the coil around the frame, (c) impregnating the coil with solidified glue by vacuum pressure impregnation, (d) solidifying the fiber coil, and (e) heating the fiber coil and then demounting the frame from the fiber coil.

METHOD AND APPARATUS FOR PREDICTING PRODUCT DEMAND

A method and apparatus for predicting product demand, which at least resolve the problem with current methods for predicting product demand whereby the beneficial results for companies cannot be maximized. Said method comprises: the apparatus for predicting product demand acquiring product demand parameters (S201); the apparatus for predicting product demand inputting the product demand parameters into a pre-trained demand prediction model and generating the predicted volume of demand for the product in the following stage, wherein the pre-trained demand prediction model is acquired on the basis of asymmetric loss function training, the asymmetric loss function being the different functions predicting the loss from one more product and for predicting the loss from one less product (202).

General adversarial disturbance generation method and device applied to electromagnetic signal modulation identification

The invention discloses a general adversarial disturbance generation method and device applied to electromagnetic signal modulation identification. The method comprises the following steps: S1, pre-training a classification model for electromagnetic signal modulation identification; s2, obtaining the structure and weight parameters of the classification model, randomly sampling a predetermined number of signal samples from the training set, attacking the predetermined number of signal samples one by one, and sequentially generating an adversarial sample corresponding to each white-box attack algorithm; s3, horizontally splicing the signal adversarial disturbance of different adversarial samples of the same attack algorithm to obtain a disturbance matrix of a single attack algorithm, and stacking the disturbance matrixes of different attack algorithms as different channels to obtain a fused disturbance matrix; and S4, inputting the fused disturbance matrix into a convolutional auto-encoder ...

Vehicle-mounted ammonia-hydrogen conversion device and online conversion system

The invention provides a vehicle-mounted ammonia-hydrogen conversion device and an online conversion system. The vehicle-mounted ammonia-hydrogen conversion device comprises a reactor with a containing cavity, a waste gas waste heat heating device, an electric heating device and a catalytic device are sequentially arranged in the containing cavity, the catalytic device is used for making contact with ammonia fuel and generating hydrogen, and a gas inlet and a gas outlet are formed in the waste gas waste heat heating device. The air inlet is used for leading high-temperature waste gas generated by an internal combustion engine into the waste gas waste heat heating device. Compared with the prior art, the waste gas waste heat heating device is additionally arranged in the device, high-temperature waste gas generated by the internal combustion engine is introduced into the waste gas waste heat heating device through the gas inlet pipe, ammonia fuel to be reacted is heated by waste heat of ...

FILE MANAGEMENT METHOD AND DEVICE

Provided are a file management method and device. The method comprises: acquiring indexes of application identifiers corresponding to a designated application on a terminal from a pre-set index database, wherein there is an association relationship between the indexes and file information generated when the designated application is installed or operated, and the indexes are in one-to-one correspondence with the application identifiers; and according to the indexes and the association relationship, managing the file information. By means of the technical solution provided in the present invention, the technical problem in the related art that the workload for manual maintenance is relatively large when files related to applications are managed is solved, thereby saving manual workload for file management, increasing the disk usage rate and improving the user experience.

Network-province joint scheduling method and system based on province-network equivalence

The invention provides a network-province joint scheduling method based on province-network equivalence, and the method comprises the steps: building an optimal power generation plan sequence of each province network; based on the optimal power generation plan sequence of each provincial network, establishing an equivalent model of each provincial network; based on the equivalent model of each provincial network, performing joint scheduling on the network-provincial power generation plan to obtain an inter-provincial tie line plan and a power generation plan of the equivalent model of each provincial network; and based on the power generation plan of the provincial network equivalence model and the optimal power generation plan of each provincial network, establishing an actual power generation plan of each provincial network so as to realize provincial network equivalence network-provincial joint scheduling. According to the invention, the operation efficiency of the multi-province interconnected ...

Attitude and heading determination method based on polarization vector space difference

The invention provides a navigation attitude determination method based on polarization vector space difference, which comprises the following steps of: establishing a system state equation by taking an attitude misalignment angle, gyroscopic drift and a gyroscopic scale factor error as state variables; two monocular polarization units in different observation directions in the compound eye imitating polarization sensor are used for measuring an atmospheric polarization vector and making a difference, so that a public error caused by interference of pneumatic light, pneumatic heat and the like in a high-altitude high-dynamic environment to the polarization sensor is eliminated; taking polarization vector space difference information as measurement, establishing a measurement equation of an attitude misalignment angle, and completing the design of a filter; and estimating the attitude misalignment angle by adopting an unscented Kalman filtering method to realize correction of the attitude ...

TOUCHSCREEN SINGLE-POINT CONTROL METHOD, DEVICE AND MOBILE TERMINAL

Disclosed is a touchscreen single-point control method, comprising: presetting the correlation between each key of a mobile terminal with the drag-and-drop direction of a virtual dot, and displaying the drag-and-drop virtual dot in a central area of a touchscreen; and when a drag-and-drop signal of the virtual dot is received, judging the drag-and-drop direction of the virtual dot, and displaying interfaces which respond to the click of each key on the screen according to the correlation between each key and the drag-and-drop direction of the virtual dot. Also provided is a touchscreen single-point control device and a mobile terminal which are used for realizing the method mentioned above. The present invention can solve the technical problem in the prior art that a mobile terminal user needs to depend on the upper and lower keys or left and right keys to manipulate a mobile terminal, enable the mobile terminal user to get rid of the dependence on the keys and manipulate the mobile terminal ...

METHOD FOR PLANNING SHORTEST PATH IN ROBOT OBSTACLE AVOIDANCE

Provided is a method for planning a shortest path in robot obstacle avoidance, comprising the following steps: using a convolution operation to obtain a probability grid map by; improving an original A* algorithm and obtaining a cost function of the improved A* algorithm; using the improved A* algorithm to search for, on the basis of the probability grid map, the shortest path from a starting point to an end point. The method of the present invention for planning a shortest path in robot obstacle avoidance improves an original grid map to obtain a probability grid map, and uses an improved A* algorithm to search for, on the basis of the probability grid map, a shortest path, so that a robot can avoid an obstacle by a certain distance and move more safely and reliably on a path obtained after planning.

IDENTITY LABELING AND DETERMINING SYSTEM AND METHOD

An identity labeling and determining system and a method. The system comprises: computing nodes (210) comprising an image acquisition device (211); and a server (220) establishing a communication connection with the computing nodes (210). The computing nodes (210) use the image acquisition device (211) thereon to acquire images according to a pre-determined image acquisition frequency, perform facial recognition on an acquired image to identify facial features in the image, and determine node-side identification information corresponding to the facial features according to the identified facial features. The facial features and the node-side identification information corresponding to the facial features are then uploaded to the server (220). The server (220) labels and determines the identity of the facial features on the basis of the facial features and the node-side identification information corresponding to the facial features uploaded by the computing nodes (210). The distributed ...