摘要：【中文】一种用于页岩气压裂车的换挡装置，包括PLC控制器及人机交互界面，按键式换挡器以及传动箱控制器，PLC控制器及人机交互界面，按键式换挡器以及传动箱控制器之间均可通过双向数字化通信进行数据交换和信号传递，本发明使用CAN总线取代了以往的每个信号单独走线的方式，大大减少了车上的线束，使整个系统看上去更加简洁化；并且，用这种方式避免了大量模拟量采集模块的使用，特别是当监控的数据量大时，模块数量多，出现故障的机率就大，因此，本发明的技术方案可以在减少故障率的同时又可以大大降低其成本。 【EN】A gear shifting device for a shale gas fracturing truck comprises a PLC (programmable logic controller) and a human-computer interaction interface, a key-type gear shifter and a transmission case controller, wherein the PLC and the human-computer interaction interface, and the key-type gear shifter and the transmission case controller CAN exchange data and transmit signals through bidirectional digital communication; in addition, the use of a large number of analog quantity acquisition modules is avoided by the method, and particularly when the monitored data volume is large, the number of the modules is large, and the probability of failure is high, so that the technical scheme of the invention can greatly reduce the cost while reducing the failure rate.

摘要：【中文】一种搜索方法及装置、存储介质、服务器，所述搜索方法包括：接收用户输入的数据搜索指令；响应于所述数据搜索指令中的预设符号，确定用户指定的搜索字段；针对所述搜索字段进行搜索。本发明提供的技术方案可以提高搜索准确度，优化用户的搜索体验。 【EN】A searching method and device, a storage medium and a server are provided, wherein the searching method comprises the following steps: receiving a data search instruction input by a user; responding to a preset symbol in the data search instruction, and determining a search field specified by a user; searching for the search field. The technical scheme provided by the invention can improve the searching accuracy and optimize the searching experience of the user.

摘要：【中文】一种临床大数据的搜索方法及装置、存储介质、服务器，所述临床大数据包含多个数据表，所述临床大数据的搜索方法包括：合并所述多个数据表，并将所述多个数据表中同一用户的数据表融合，以得到单个宽表；根据输入的检索表达式在所述宽表中进行搜索以得到搜索结果。通过本发明提供的技术方案，可以加快搜索速度，提高数据查询效率。 【EN】A method and a device for searching clinical big data, a storage medium and a server are provided, wherein the clinical big data comprises a plurality of data tables, and the method for searching clinical big data comprises the following steps: merging the multiple data tables, and fusing the data tables of the same user in the multiple data tables to obtain a single wide table; and searching in the wide table according to the input retrieval expression to obtain a search result. By the technical scheme provided by the invention, the searching speed can be increased, and the data query efficiency is improved.

摘要：【中文】本发明公开了一种用于全热交换器的透湿抑菌复合膜及其制备方法，包含羧甲基壳聚糖、MOF‑801及聚乙烯醇；羧甲基壳聚糖与聚乙烯醇的质量比为(5‑40):(60‑95)，MOF‑801的质量为羧甲基壳聚糖与聚乙烯醇总质量的0.1％‑1％，该复合膜具备抑菌功能，且透湿性能优异，制备方法简单，安全环保。 【EN】The invention discloses a moisture permeable bacteriostatic composite film for a total heat exchanger and a preparation method thereof, wherein the moisture permeable bacteriostatic composite film comprises carboxymethyl chitosan, MOF-801 and polyvinyl alcohol; the mass ratio of the carboxymethyl chitosan to the polyvinyl alcohol is (5-40) to (60-95), the mass of the MOF-801 is 0.1% -1% of the total mass of the carboxymethyl chitosan and the polyvinyl alcohol, and the composite membrane has an antibacterial function, is excellent in moisture permeability, simple in preparation method, safe and environment-friendly.

摘要：【中文】本发明公开了一种球磨机滚筒结构，包括筒体和安装于筒体内壁的衬板，衬板包括沿筒体轴向依次设置的破碎段和磨损段，破碎段上设置有沿筒体内壁周向布置的内齿轮状凸起，内齿轮状凸起的顶端两侧设置有破碎棱，磨损段上设置有沿筒体内壁周向布置的内波浪状凸起，内波浪状凸起的两侧圆滑过渡。通过破碎段对矿石进行破碎，通过磨损段对矿石进行磨损，具有破碎和磨损两种工作机理，提高综合性能。本发明还公开一种包括上述球磨机滚筒结构的球磨机。 【EN】The invention discloses a roller structure of a ball mill, which comprises a barrel and a lining plate arranged on the inner wall of the barrel, wherein the lining plate comprises a crushing section and a wear section which are sequentially arranged along the axial direction of the barrel, an internal gear-shaped bulge arranged along the circumferential direction of the inner wall of the barrel is arranged on the crushing section, crushing edges are arranged on two sides of the top end of the internal gear-shaped bulge, an internal wave-shaped bulge arranged along the circumferential direction of the inner wall of the barrel is arranged on the wear section, and two sides of the internal wave-shaped bulge are in smooth transition. The ore is crushed through the crushing section, and is abraded through the abrasion section, so that the crushing and abrasion-resistant ore crusher has two working mechanisms of crushing and abrasion, and the comprehensive performance is improved. The invention also discloses a ball mill comprising the ball mill roller structure.

摘要：【中文】本公开是关于一种企业信息获取方法、装置、电子设备以及存储介质。其中，该方法包括：接收用户操作指令，获取所述用户操作指令中携带的第一区域，所述第一区域为用户在地图中划定的区域；计算所述第一区域的经纬度信息，根据所述经纬度信息绘制第二区域；获取所述第二区域中的企业信息，将所述第二区域中与所述第一区域重合区域中的企业信息作为待展示企业信息；调用显示接口按照预设展示规则展示所述待展示企业信息。本公开可以实现对用户划定区域内的企业信息的获取，提高了企业查找效率的同时也提升了用户体验。 【EN】The disclosure relates to an enterprise information acquisition method, an enterprise information acquisition device, electronic equipment and a storage medium. Wherein, the method comprises the following steps: receiving a user operation instruction, and acquiring a first area carried in the user operation instruction, wherein the first area is an area defined in a map by a user; calculating longitude and latitude information of the first area, and drawing a second area according to the longitude and latitude information; acquiring enterprise information in the second area, and taking the enterprise information in the second area and the area overlapped with the first area as enterprise information to be displayed; and calling a display interface to display the enterprise information to be displayed according to a preset display rule. The method and the device can achieve the acquisition of enterprise information in the user-defined area, improve the enterprise searching efficiency and simultaneously improve the user experience.

摘要：【中文】本发明公开的一种变速器控制器点火驱动电路，包括电源、单片机、三极管U1、三极管U2、VDMOS管Q1、二极管D1、二极管D2、电阻若干、电容若干，单片机与三极管U1、三极管U2、VDMOS管Q1分别连接，本系统可实现外部电源P1和控制器供电电源保持接通状态，在延时时间内，控制器可以进行任何数据操作，使得断电后控制处于自主工作状态。 【EN】The invention discloses an ignition driving circuit of a transmission controller, which comprises a power supply, a single chip microcomputer, a triode U1, a triode U2, a VDMOS tube Q1, a diode D1, a diode D2, a plurality of resistors and a plurality of capacitors, wherein the single chip microcomputer is respectively connected with the triode U1, the triode U2 and the VDMOS tube Q1, the system can realize that an external power supply P1 and a power supply of the controller are kept in a connection state, and the controller can perform any data operation within a delay time, so that the controller is controlled to be in an autonomous working state after power failure.

摘要：【中文】一种基于语义分割网络的人体外表损伤检测方法，所述方法包括：获取需要进行人体外表损伤检测的待检测图片；将所述待检测图片输入至基于语义分割的人体损伤检测模型中；依次通过人体损伤检测模型中的区域候选网络以及输出网络进行特征提取；将区域候选网络提取的第一特征图与输出网络提取的第二特征图进行特征融合，获得最终特征图；对最终特征图进行特征检测，获得待检测图片的人体外表损伤检测结果，其中，人体外表损伤检测结果包括损伤区域边界框、损伤类型及图片掩膜。本发明还提供一种基于语义分割网络的人体外表损伤检测装置、电子设备及存储介质。本发明能更加精确地对人体外表损伤进行检测。 【EN】A human body appearance damage detection method based on a semantic segmentation network comprises the following steps: acquiring a picture to be detected which needs to be subjected to human body exterior damage detection; inputting the picture to be detected into a human body damage detection model based on semantic segmentation; sequentially carrying out feature extraction on the region candidate network and the output network in the human body injury detection model; performing feature fusion on a first feature map extracted by the regional candidate network and a second feature map extracted by the output network to obtain a final feature map; and performing characteristic detection on the final characteristic diagram to obtain a human body exterior damage detection result of the picture to be detected, wherein the human body exterior damage detection result comprises a damage area boundary frame, a damage type and a picture mask. The invention also provides a human body exterior damage detection device based on the semantic segmentation network, electronic equipment and a storage medium. The invention can more accurately detect the damage of the external surface of the human body.

摘要：【中文】本申请公开了一种三相电网的相序检测方法，所述方法包括：通过所述电压传感器获取所述三相电网的线电压，根据所述线电压确定所述三相电网的相电压；根据所述相电压确定第一输出值和/或第二输出值；根据所述第一输出值和/或所述第二输出值确定所述三相电网相序状态；根据所述相序状态更新所述检测控制设备中当前存储的相序标志的数值。本申请实施例提供了一种无需额外硬件检测电路即可实现相序检测的方法，提高了针对三相交流电网的相序检测速度，保证了用电设备接入三相交流电网的安全性。 【EN】The application discloses a phase sequence detection method of a three-phase power grid, which comprises the following steps: obtaining line voltage of the three-phase power grid through the voltage sensor, and determining phase voltage of the three-phase power grid according to the line voltage; determining a first output value and/or a second output value according to the phase voltage; determining the phase sequence state of the three-phase power grid according to the first output value and/or the second output value; and updating the numerical value of the currently stored phase sequence mark in the detection control equipment according to the phase sequence state. The embodiment of the application provides a method for realizing phase sequence detection without an additional hardware detection circuit, so that the phase sequence detection speed of a three-phase alternating current power grid is increased, and the safety of electric equipment accessing the three-phase alternating current power grid is ensured.

摘要：【中文】一种电路板组件，包括第一电路板和第二电路板，所述电路板组件还包括连接板组件，所述第一电路板及所述第二电路板上均设置有至少一开槽，所述连接板组件的一端容置于所述第一电路板的开槽内，所述连接板组件的另一端容置于所述第二电路板的开槽内，所述连接板组件包括多个连接板，每一所述连接板包括第一面，所述第一面上设置有第一接地面，用于连接所述第一电路板和所述第二电路板的第二接地面，至少一所述连接板包括第二面，所述第二面包括第一金属区，所述第一金属区用于电性连接所述第一电路板和所述第二电路板，所述第一电路板和所述第二电路板之间通过所述第一金属区传输电信号。本发明还提供一种电子装置。 【EN】A circuit board assembly includes a first circuit board and a second circuit board, the circuit board assembly further includes a connection board assembly, the first circuit board and the second circuit board are both provided with at least one open slot, one end of the connecting board component is accommodated in the open slot of the first circuit board, the other end of the connecting plate component is accommodated in the groove of the second circuit board, the connecting plate component comprises a plurality of connecting plates, each connecting plate comprises a first surface, a first grounding surface is arranged on the first surface, a second ground plane for connecting the first circuit board and the second circuit board, at least one of the connection plates including a second face, the second surface comprises a first metal area for electrically connecting the first circuit board and the second circuit board, and the first circuit board and the second circuit board transmit electric signals through the first metal area. The invention also provides an electronic device.