摘要：【中文】本发明提供一种氯化钾镉钴合金电镀废水的处理方法，向废水中加入氯化亚铁，用石灰乳液调节pH至10～12，用亚铁离子和钙离子协同作用沉淀羧酸配位剂，六价铬被亚铁离子还原成三价铬，镉离子、钴离子和三价铬离子生成氢氧化物沉淀。过滤分离沉淀物，向废水中加入二甲基二硫代氨基甲酸钠沉淀残留的镉离子、钴离子和三价铬离子，加入氯化亚铁后用石灰乳液调节pH至10～12，亚铁离子和钙离子共同沉淀残留的羧酸配位剂，同时亚铁离子沉淀过量加入的二甲基二硫代氨基甲酸钠。向废水中加入次氯酸钠破坏其他有机物，调节pH至6～9。本发明的技术方案能有效去除氯化钾镉钴合金电镀废水的重金属离子、配位剂以及其他有机物，处理结果满足电镀污染物排放标准的要求。 【EN】The invention provides a treatment method of potassium chloride cadmium cobalt alloy electroplating wastewater, which comprises the steps of adding ferrous chloride into the wastewater, adjusting the pH to 10-12 by using lime emulsion, precipitating a carboxylic acid coordination agent by using the synergistic action of ferrous ions and calcium ions, reducing hexavalent chromium into trivalent chromium by the ferrous ions, and generating hydroxide precipitate by the cadmium ions, the cobalt ions and the trivalent chromium ions. And filtering and separating precipitates, adding sodium dimethyldithiocarbamate to the wastewater to precipitate residual cadmium ions, cobalt ions and trivalent chromium ions, adding ferrous chloride, adjusting the pH to 10-12 by using lime emulsion, precipitating the residual carboxylic acid complexing agent by using the ferrous ions and the calcium ions, and precipitating the excessive added sodium dimethyldithiocarbamate by using the ferrous ions. And adding sodium hypochlorite into the wastewater to destroy other organic matters, and adjusting the pH value to 6-9. The technical scheme of the invention can effectively remove heavy metal ions, complexing agents and other organic matters in the electroplating wastewater of the potassium chloride cadmium cobalt alloy, and the treatment result meets the requirement of the electroplating pollutant discharge standard.

摘要：【中文】本发明公开了一种高耐蚀性铝合金阳极氧化防护层的制备方法，包括在铝合金基体表面上制备的阳极氧化层以及石墨烯封闭层，所述阳极氧化层采用纳米羟基石墨烯封孔剂封孔。本发明提供的铝合金阳极氧化与石墨烯封闭防护层，按照GB/T 10125‑2012《人造气氛腐蚀试验盐雾试验》进行中性盐雾试验1200h，镀件表面无白色腐蚀物生成。 【EN】The invention discloses a preparation method of a high-corrosion-resistance aluminum alloy anodic oxidation protective layer, which comprises an anodic oxidation layer and a graphene sealing layer, wherein the anodic oxidation layer is prepared on the surface of an aluminum alloy substrate and is sealed by a nano-hydroxyl graphene sealant. According to the aluminum alloy anodic oxidation and graphene closed protective layer provided by the invention, a neutral salt spray test is carried out for 1200h according to GB/T10125 and 2012 salt spray test for artificial atmosphere corrosion test, and no white corrosive is generated on the surface of a plated part.

摘要：【中文】本发明提供一种碱性锌镍合金电镀和钝化混合废水的处理方法，向废水中加酸调节pH至4～6，加入氯化亚铁，然后用石灰乳液调节pH至10～12，用亚铁离子和钙离子协同作用沉淀羧酸配位剂，六价铬被亚铁离子还原成三价铬，部分锌离子和三价铬离子生成氢氧化物沉淀，过滤分离沉淀物。加酸调节废水的pH至4.5～5.5，加入二甲基二硫代氨基甲酸钠或二乙基二硫代氨基甲酸钠沉淀镍离子和锌离子，过滤分离沉淀物。加氢氧化钠溶液调节pH至6～8，用生化法降低废水的COD。处理结果满足我国电镀污染物排放标准的要求，具有较好的市场前景。 【EN】The invention provides a method for treating alkaline zinc-nickel alloy electroplating and passivation mixed wastewater, which comprises the steps of adding acid into the wastewater to adjust the pH value to 4-6, adding ferrous chloride, then adjusting the pH value to 10-12 by using lime emulsion, precipitating a carboxylic acid coordination agent by using the synergistic action of ferrous ions and calcium ions, reducing hexavalent chromium into trivalent chromium by the ferrous ions, generating hydroxide precipitate by part of zinc ions and the trivalent chromium ions, and filtering and separating the precipitate. Adding acid to adjust the pH value of the wastewater to 4.5-5.5, adding sodium dimethyldithiocarbamate or sodium diethyldithiocarbamate to precipitate nickel ions and zinc ions, and filtering and separating precipitates. And adding sodium hydroxide solution to adjust the pH value to 6-8, and reducing the COD of the wastewater by a biochemical method. The treatment result meets the requirements of the discharge standard of the electroplating pollutants in China, and has better market prospect.

摘要：【中文】本公开揭示了一种输电线路图像处理算法在嵌入式系统上实现的方法，包括：下载Linux操作系统，将该Linux操作系统烧写进SD卡中，激活Jetson Nano开发板；安装CUDA、OpenCV和CUDNN工具包；下载PyTorch框架并通过Pip工具箱安装；将训练好的输电线路图像处理算法移植到嵌入式系统上。本公开通过将输电线路图像处理算法部署在低功耗的嵌入式设备上并应用于实际的输电线路在线监测装置中，能够缩短数据处理时间，提高数据处理的时效性，减小云端处理压力。 【EN】The utility model discloses a method for realizing image processing algorithm of power transmission line on an embedded system, which comprises the following steps: downloading a Linux operating system, programming the Linux operating system into an SD card, and activating a Jetson Nano development board; installing CUDA, OpenCV and CUDNN toolkits; downloading a PyTorch framework and installing the PyTorch framework through a Pip tool box; and transplanting the trained image processing algorithm of the power transmission line to an embedded system. According to the method and the device, the image processing algorithm of the power transmission line is deployed on the embedded equipment with low power consumption and applied to the actual online monitoring device of the power transmission line, so that the data processing time can be shortened, the timeliness of data processing is improved, and the cloud processing pressure is reduced.

摘要：【中文】本发明公开了一种电池断线检测电路及检测方法，所述多个电流补偿电阻相串联，第一个电流补偿电阻前端与均衡电路串联后接地，从第二个电流补偿电阻到最后一个电流补偿电阻，每个电流补偿电阻均并联有均衡电路与分压检测电路的串联支路，串联支路输出端接地，每一个均衡电路的输入端均与下一个均衡电路与分压检测电路的公共端相连接。本发明不仅可以快速判断电池组断线点，还可以均衡测量点的电压值。 【EN】The invention discloses a battery disconnection detection circuit and a detection method, wherein a plurality of current compensation resistors are connected in series, the front end of the first current compensation resistor is connected with an equalizing circuit in series and then grounded, each current compensation resistor is connected with a series branch of the equalizing circuit and a voltage division detection circuit in parallel from the second current compensation resistor to the last current compensation resistor, the output end of the series branch is grounded, and the input end of each equalizing circuit is connected with the common end of the next equalizing circuit and the voltage division detection circuit. The invention can not only quickly judge the disconnection point of the battery pack, but also balance the voltage value of the measurement point.

摘要：【中文】本发明提供了一种偏振光同轴照明的纤维内窥镜，包括外镜管、照明光纤、保护片、光纤传像束、物镜组、目镜组、主镜体、偏振分束器、第一偏振态转换器件、第二偏振态转换器件。其中，外镜管作为照明光束与成像光束的共用传播通道，物镜组与光纤传像束的直径与外镜管的内壁直径大致相等，物镜组与目镜组采取精密模压工艺制造。上述实现方式能够减小内窥镜尺寸，提高内窥镜成像分辨率，消除杂散光，提高成像质量。 【EN】The invention provides a polarized light coaxial illumination fiber endoscope, which comprises an outer endoscope tube, an illumination optical fiber, a protection sheet, an optical fiber image transmission beam, an objective lens group, an eyepiece group, a main endoscope body, a polarization beam splitter, a first polarization state conversion device and a second polarization state conversion device. The outer lens tube is used as a common propagation channel of the illumination light beam and the imaging light beam, the diameters of the objective lens group and the optical fiber image transmission beam are approximately equal to the diameter of the inner wall of the outer lens tube, and the objective lens group and the eyepiece lens group are manufactured by adopting a precision die pressing process. The implementation mode can reduce the size of the endoscope, improve the imaging resolution of the endoscope, eliminate stray light and improve the imaging quality.

摘要：【中文】本发明提供了一种同轴照明的纤维内窥镜，包括外镜管、照明光纤、保护片、光纤传像束、物镜组、目镜组、主镜体、分束器。其中，外镜管作为照明光束与成像光束的共用传播通道，物镜组与光纤传像束的直径与外镜管的内壁直径大致相等，物镜组与目镜组采取精密模压工艺制造。上述实现方式可以减小内窥镜尺寸，提高内窥镜成像分辨率。 【EN】The invention provides a coaxial illuminating fiber endoscope, which comprises an outer endoscope tube, an illuminating optical fiber, a protection sheet, an optical fiber image transmission bundle, an objective lens group, an eyepiece group, a main endoscope body and a beam splitter. The outer lens tube is used as a common propagation channel of the illumination light beam and the imaging light beam, the diameters of the objective lens group and the optical fiber image transmission beam are approximately equal to the diameter of the inner wall of the outer lens tube, and the objective lens group and the eyepiece lens group are manufactured by adopting a precision die pressing process. The implementation mode can reduce the size of the endoscope and improve the imaging resolution of the endoscope.

摘要：【中文】本申请涉及一种机器学习方法、装置、电子设备及存储介质，该方法包括：获取待学习项目的配置文件，所述配置文件包括所述待学习项目中项目步骤对应的参数空间信息；根据所述参数空间信息执行所述项目步骤，训练得到所述待学习项目的候选模型；根据所述候选模型确定所述待学习项目的学习结果。该技术方案通过预先设定的配置文件，对于机器学习流程的各个步骤，根据配置文件中设定的参数空间进行自动学习，得到所需学习结果。从而减轻算法人员的工作量，提高机器学习效率，缩短学习周期。 【EN】The application relates to a machine learning method, a device, an electronic device and a storage medium, wherein the method comprises the following steps: acquiring a configuration file of a project to be learned, wherein the configuration file comprises parameter space information corresponding to the project step in the project to be learned; executing the project step according to the parameter space information, and training to obtain a candidate model of the project to be learned; and determining the learning result of the item to be learned according to the candidate model. According to the technical scheme, for each step of the machine learning process, automatic learning is carried out according to a parameter space set in a configuration file through the preset configuration file, and a required learning result is obtained. Therefore, the workload of algorithm personnel is reduced, the machine learning efficiency is improved, and the learning period is shortened.

摘要：【中文】本发明公开了一种三元高电压锂离子电池非水电解液，包括非水性有机溶剂、电解质锂盐和添加剂，按在电解液中的质量百分含量，所述添加剂组成为吡啶三氟化硼0.5～2.0％，其它添加剂8.0～18.0％。本发明还公开了使用该电解液的锂离子电池。本发明通过组合的常规添加剂和新型添加剂PBF共同作用，PBF能在负极材料界面还原，形成优良致密的SEI膜，改善动力学性能。同时该新型添加剂中含有硼元素，而该元素具有未成对空轨道，使得该添加剂能够与正负极界面钝化膜上的LiF进行结合，从而溶解LiF，降低循环过程中电池阻抗的增加。 【EN】The invention discloses a ternary high-voltage lithium ion battery non-aqueous electrolyte, which comprises a non-aqueous organic solvent, electrolyte lithium salt and an additive, wherein the additive comprises 0.5-2.0% of pyridine boron trifluoride and 8.0-18.0% of other additives in percentage by mass in the electrolyte. The invention also discloses a lithium ion battery using the electrolyte. According to the invention, through the combined common action of the conventional additive and the novel additive PBF, the PBF can be reduced at the interface of the negative electrode material, so that an excellent and compact SEI film is formed, and the dynamic performance is improved. Meanwhile, the novel additive contains boron element which has unpaired hollow tracks, so that the additive can be combined with LiF on the passive film of the positive and negative electrode interfaces, LiF is dissolved, and the increase of battery impedance in the circulating process is reduced.

摘要：【中文】本发明公开了一种快充型锂离子电池非水电解液，包括电解质锂盐、非水有机溶剂和成膜添加剂，按在锂离子电池非水电解液中的质量百分含量，所述成膜添加剂组成为：硫酸酯类化合物0.1～1.0％，其它成膜添加剂16～19％。本发明还公开了含有该电解液的锂离子电池。本发明的锂离子电池具有优异的低温性能、倍率充电性能和安全性能。 【EN】The invention discloses a quick-charging type lithium ion battery non-aqueous electrolyte, which comprises electrolyte lithium salt, a non-aqueous organic solvent and a film-forming additive, wherein the film-forming additive comprises the following components in percentage by mass in the lithium ion battery non-aqueous electrolyte: 0.1-1.0% of sulfate compound and 16-19% of other film forming additives. The invention also discloses a lithium ion battery containing the electrolyte. The lithium ion battery provided by the invention has excellent low-temperature performance, rate charging performance and safety performance.