摘要：【中文】本发明公开了一种智能主机及多天线线路切换方法、智能手表，该智能主机包括支撑架和主机本体，主机本体可转动连接于支撑架，主机本体设有天线、控制器、射频切换开关和多条天线调谐电路，天线与多条天线调谐电路电连接，多条天线调谐电路均与射频切换开关电连接，射频切换开关与控制器电连接，控制器用于根据主机本体的当前状态发送切换信号至射频切换开关，射频切换开关用于根据切换信号切换天线连接至与当前状态对应的天线调谐电路，各天线调谐电路的谐振频点不同。本发明实施例提供的智能主机及多天线线路切换方法、智能手表，能够随着主机本体相对支撑架转动的角度切换天线调谐电路，以增强天线性能，提高用户通话时的通话质量。 【EN】The invention discloses an intelligent host, a multi-antenna circuit switching method and an intelligent watch, wherein the intelligent host comprises a support frame and a host body, the host body is rotatably connected to the support frame, the host body is provided with an antenna, a controller, a radio frequency switch and a plurality of antenna tuning circuits, the antenna is electrically connected with the plurality of antenna tuning circuits, the plurality of antenna tuning circuits are electrically connected with the radio frequency switch, the radio frequency switch is electrically connected with the controller, the controller is used for sending a switching signal to the radio frequency switch according to the current state of the host body, the radio frequency switch is used for switching the antenna to be connected to the antenna tuning circuit corresponding to the current state according to the switching signal, and the resonant frequency points of the antenna tuning circuits are different. According to the intelligent host, the multi-antenna line switching method and the intelligent watch provided by the embodiment of the invention, the antenna tuning circuit can be switched along with the rotation angle of the host body relative to the support frame, so that the antenna performance is enhanced, and the call quality of a user during call is improved.

摘要：【中文】本发明公开了一种新型船舰喷射泵的精密铸造方法，包括(1)设计工艺参数；(2)压蜡、修正，组树；(3)制壳；(4)脱蜡；(5)焙烧；(6)浇铸；(7)脱壳；(8)喷砂、抛丸、修正和酸洗；共八个步骤，本发明把比较成熟的精密铸造工艺引入船舰喷射泵部件制造中,使铸件尺寸更加接近图纸最终尺寸,表面光洁度很好,部件美观,几乎不需要车制加工,省时省力,成品率高。本发明采用的精密铸造可以把泵体法兰的孔也一起铸出，后期不需要打孔，减少了工作量；同时铸造的泵体内孔表面平滑，不需要再加工，也减少了加工工作量。 【EN】The invention discloses a precision casting method of a novel ship jet pump, which comprises the following steps of (1) designing technological parameters; (2) wax pressing, correcting and tree assembling; (3) preparing a shell; (4) dewaxing; (5) roasting; (6) casting; (7) shelling; (8) sand blasting, shot blasting, correcting and acid washing; the invention introduces a relatively mature precision casting process into the manufacture of the parts of the jet pump of the ship, so that the size of the casting is closer to the final size of the drawing, the surface smoothness is good, the parts are attractive, the turning process is hardly needed, the time and the labor are saved, and the yield is high. The precision casting adopted by the invention can cast the holes of the pump body flange together, and the holes do not need to be punched in the later period, thereby reducing the workload; meanwhile, the surface of the cast inner hole of the pump body is smooth, reprocessing is not needed, and the processing workload is reduced.

摘要：【中文】本发明专利公开了一种分子过滤膜及其应用：由具有三明治结构的二维纳米片层，层层自组装形成内部具有高度均匀的纳米级孔道的分子过滤膜。二维纳米片层平行交错，形成致密的过滤层，过滤液在层间错流过滤，依据客体分子的尺寸差异，使大尺寸分子截留于分子过滤膜表面，小尺寸分子不断透过，实现高效分子过滤。该过滤膜在有机分子，特别是染料分子及其中间体、医药分子的过滤具有较好的应用效果。 【EN】The invention discloses a molecular filtering membrane and application thereof: the two-dimensional nanosheet layer with the sandwich structure is self-assembled layer by layer to form the molecular filter membrane with highly uniform nanoscale pore canals inside. The two-dimensional nano-sheet layers are parallelly staggered to form a compact filtering layer, filtering liquid is subjected to cross flow filtering among the layers, large-size molecules are intercepted on the surface of the molecular filtering membrane according to the size difference of the guest molecules, small-size molecules continuously permeate the molecular filtering membrane, and efficient molecular filtering is realized. The filter membrane has better application effect in the filtration of organic molecules, particularly dye molecules and intermediates thereof, and medical molecules.

摘要：【中文】本发明公开了一种心血管内科临床用多段电动引流器，包括推车、存储罐，存储罐呈垂直安装在推车的顶部中间位置，推车还包括拉杆和万向轮，拉杆呈垂直安装在推车的侧壁，万向轮呈垂直安装在推车的底部四角，存储罐的一侧安装有负压机构，负压机构的对侧安装有收卷机构，负压机构包括电机、减速器、固定架、真空泵和管道，电机呈水平安装在推车的顶部边缘位置，减速器呈水平安装在推车的顶部边缘位置，且减速器与电机的输出轴传动连接，真空泵通过固定架呈垂直安装在推车的侧壁，具有能够实现多段引流，实用性更强，且引流管的长度可根据手术环境调节，方便操控，引流物能够顺利进入罐体，且罐体拆卸时无异味散发等优点。 【EN】The invention discloses a clinical multi-section electric drainage device for cardiovascular internal medicine, which comprises a cart, a storage tank, a pull rod and universal wheels, wherein the storage tank is vertically arranged at the middle position of the top of the cart, the cart also comprises the pull rod and the universal wheels, the pull rod is vertically arranged on the side wall of the cart, the universal wheels are vertically arranged at four corners of the bottom of the cart, one side of the storage tank is provided with a negative pressure mechanism, the opposite side of the negative pressure mechanism is provided with a rolling mechanism, the negative pressure mechanism comprises a motor, a speed reducer, a fixing frame, a vacuum pump and a pipeline, the motor is horizontally arranged at the edge position of the top of the cart, the speed reducer is in transmission connection with an output shaft of the motor, the vacuum pump is vertically arranged on the side wall of the, the drainage matter can smoothly enter the tank body, and the tank body has no peculiar smell emission when being detached.

摘要：【中文】本发明涉及一种复合营收的数据分层拆分方法，包括以下步骤：S1、分别从返佣系统、团结算系统、订单系统和录入系统中获取数据源，其中，数据源包括收入支出数据和订单数据；S2、基于分层管理，将数据源同步到数据仓库中心，通过拆分模型对收入支出数据和订单数据进行处理，以将收入支出数据拆分到对应的订单数据上，完成宽表构建。与现有技术相比，本发明采用分层管理的数据仓库，针对来自不同业务系统的收入支出数据，分别结合订单数据进行拆分，既简化了数据处理过程，同时能够增加订单拆分维度，保证构建宽表的准确性。 【EN】The invention relates to a data layering splitting method for composite revenue, which comprises the following steps: s1, acquiring data sources from the commission returning system, the group calculating system, the order system and the entry system respectively, wherein the data sources comprise income and expense data and order data; and S2, synchronizing the data source to the data warehouse center based on hierarchical management, and processing the income and expense data and the order data through a splitting model to split the income and expense data to the corresponding order data to complete wide table construction. Compared with the prior art, the invention adopts a data warehouse with hierarchical management, splits the income and expense data from different business systems by respectively combining the order data, simplifies the data processing process, can increase the order splitting dimension, and ensures the accuracy of constructing the broad table.

摘要：【中文】本发明提供了一种叶片用振动光饰保护装置，其能解决现有两机叶片在振动光饰的过程中，光饰磨料会将叶片的尖角磨圆，导致叶尖R角超差，影响质量的问题。其包括叶根保护部和叶尖保护部，叶根保护部配合包裹叶片的叶根，且叶根保护部的顶面与叶片的缘板顶面齐平；叶尖保护部包括依次连接的进气边保护钢筋、叶顶保护钢筋和出气边保护钢筋，进气边保护钢筋和出气边保护钢筋的端部分别固定连接在叶根保护部上；进气边保护钢筋、叶顶保护钢筋和出气边保护钢筋的形状分别与叶片的叶身进气边轮廓、叶顶轮廓和叶身出气边轮廓形状一致，且分别与叶片的叶身进气边、叶顶和叶身出气边之间留有5mm~10mm间隙。 【EN】The invention provides a vibration finishing protection device for blades, which can solve the problems that in the vibration finishing process of the existing two-machine blades, finishing grinding materials can round the sharp corner of the blade, so that the R angle of the blade tip is out of tolerance and the quality is influenced. The blade root protection part is matched with and wraps the blade root of the blade, and the top surface of the blade root protection part is flush with the top surface of the edge plate of the blade; the blade tip protecting part comprises an air inlet edge protecting reinforcing steel bar, a blade top protecting reinforcing steel bar and an air outlet edge protecting reinforcing steel bar which are sequentially connected, and the end parts of the air inlet edge protecting reinforcing steel bar and the air outlet edge protecting reinforcing steel bar are respectively and fixedly connected to the blade root protecting part; the shapes of the air inlet edge protection reinforcing steel bar, the blade top protection reinforcing steel bar and the air outlet edge protection reinforcing steel bar are respectively consistent with the shapes of the air inlet edge profile, the blade top profile and the air outlet edge profile of the blade body of the blade, and gaps of 5 mm-10 mm are reserved among the air inlet edge, the blade top and the air outlet edge of the blade body of the blade.

摘要：【中文】公开了用于在无线通信中指示数据分组属性的方法和设备。示例设备包括用于确定待发送到接收装置的数据分组的长度的数据分组信息确定器；和用于使用数据分组的控制信息字段的子字段中的至少一个来编码数据分组的长度的数据分组长度编码器。 【EN】Methods and apparatus for indicating data packet attributes in wireless communications are disclosed. An example apparatus includes a data packet information determiner to determine a length of a data packet to be transmitted to a receiving device; and a data packet length encoder for encoding the length of the data packet using at least one of the sub-fields of the control information field of the data packet.

摘要：【中文】本发明提供一种环境中磁性Fe₃O₄纳米颗粒分离、提取的循环富集装置及检测方法，本发明采用3D打印技术，设计了一种包含富集部件的磁性纳米颗粒循环富集装置，同时本发明采用氢氧化钾溶解在加热条件下对石英滤膜采集PM2.5样品进行完全的消解、分散，分散后的样品溶液进过循环富集装置提取后，采用低浓度乙酸溶液进行纯化可以得到基质简单的Fe₃O₄磁性纳米颗粒，结合该样品处理方法和循环富集装置可以对石英滤膜采集的PM2.5样品尽心彻底的消解分散，并对采集的PM2.5样品中的磁性Fe₃O₄纳米颗粒进行有效的提取，该方法具有操作简便，样品回收率高，而且可以应用于多种来源的环境样品提取。 【EN】The invention provides magnetic Fe in environment₃O₄The invention relates to a circulation enrichment device and a detection method for separating and extracting nano particles, wherein a 3D printing technology is adopted, a magnetic nano particle circulation enrichment device comprising an enrichment component is designed, potassium hydroxide is adopted to be dissolved under a heating condition to completely digest and disperse a PM2.5 sample collected by a quartz filter membrane, and after the dispersed sample solution is extracted by a circulation enrichment device, a low-concentration acetic acid solution is adopted to purify the sample solution to obtain Fe with simple matrix₃O₄The magnetic nano particles, the sample treatment method and the circulating enrichment device are combined to completely digest and disperse the PM2.5 sample collected by the quartz filter membrane as much as possible and to carry out magnetic Fe in the collected PM2.5 sample₃O₄The method has the advantages of simple operation and high sample recovery rate, and can be applied to extraction of environmental samples from various sources.

摘要：【中文】本发明属于焊接技术领域，公开了一种垂直气电立焊控制方法，该方法包括：通过图像采集设备获取当前焊接熔池图像；根据图像识别技术获取当前焊接熔池图像中的当前焊接区域及当前弧柱相对位置；根据当前焊接区域在焊接映射表中自动适配对应的焊接参数；将当前弧柱相对位置与预设弧柱相对位置进行对比，获取当前弧柱相对位置对应的相对偏移量；将焊接参数及相对偏移量发送至垂直气电立焊系统，以使垂直气电立焊系统按照焊接参数及相对偏移量进行焊接。通过上述方式，实现对垂直气电立焊系统的实时监控调整，从而实现完全智能化、自动化焊接，解决了现有技术垂直气电立焊系统智能化低、自动化低、无法进行焊接质量管控的技术问题。 【EN】The invention belongs to the technical field of welding, and discloses a vertical electro-gas welding control method, which comprises the following steps: acquiring a current welding pool image through image acquisition equipment; acquiring a current welding area and a current arc column relative position in a current welding pool image according to an image recognition technology; automatically adapting corresponding welding parameters in a welding mapping table according to the current welding area; comparing the current arc column relative position with a preset arc column relative position to obtain a relative offset corresponding to the current arc column relative position; and sending the welding parameters and the relative offset to the vertical electro-gas welding system so that the vertical electro-gas welding system performs welding according to the welding parameters and the relative offset. Through the mode, the real-time monitoring and adjustment of the vertical electro-gas welding system are achieved, so that complete intelligent and automatic welding is achieved, and the technical problems that the vertical electro-gas welding system in the prior art is low in intelligence and automation and cannot control the welding quality are solved.

摘要：【中文】本发明涉及一种电动汽车驱动转矩分配方法、装置、计算机设备和存储介质，通过获取转矩分配系数的约束范围，将该转矩分配系数约束范围划分为多个子约束范围，在每个子约束范围中根据转矩分配系数和预设迭代算法，对优化目标函数进行求解，得到令优化目标函数输出值最小的目标转矩分配系数，从而得到令电动汽车稳定性和经济性最优的转矩分配系数，根据该目标转矩分配系数和总需求转矩，得到电动汽车前电机需要的转矩和后电机需要的转矩。本申请可以对转矩分配系数的范围进行约束，减少了计算量，避免转矩分配方式过于极端，还可以在每个子约束范围内进行最优转矩分配系数的计算，缩短计算时间，实现了令经济性和稳定性均最优地分配转矩的效果。 【EN】The invention relates to a method, a device, computer equipment and a storage medium for distributing driving torque of an electric automobile. The method and the device can restrict the range of the torque distribution coefficients, reduce the calculated amount, avoid the extreme of the torque distribution mode, calculate the optimal torque distribution coefficient in each sub-restriction range, shorten the calculation time and realize the effect of optimally distributing the torque for economy and stability.