摘要：【中文】公开了一种流体减阻器，能有效减少在流体中运动的物体所受到的阻力。流体减阻器由圆锥体和固定杆组成，固定杆将圆锥体固定在流体中运动的物体的头部，当物体高速前进时，圆锥体将使流体向四周分流，从而在物体的头部形成低压区，减少前进阻力。在潜艇或飞机、高速列车、导弹、火箭、鱼雷的头部安装减阻器，能减少阻力，提高速度，节约能源。 【EN】A fluid flow resistor is disclosed which effectively reduces the resistance experienced by an object moving in a fluid. The fluid resistance reducing device consists of a cone and a fixed rod, wherein the fixed rod fixes the cone on the head of an object moving in fluid, and when the object advances at high speed, the cone enables the fluid to be shunted to the periphery, so that a low-pressure area is formed on the head of the object, and the advancing resistance is reduced. The head of a submarine or an airplane, a high-speed train, a missile, a rocket and a torpedo is provided with a drag reducer, so that the drag can be reduced, the speed can be increased, and the energy can be saved.

摘要：【中文】本发明涉及一种石英振梁加速度计建立输出模型的方法，该方法建立几种石英振梁加速度计参数可调的输出模型，进行实验得到石英振梁加速度计测试数据，将实验数据带入给出的模型中，计算参数及性能指标，并进行评估分析，本发明方法在仪表稳定性方面表现优异，减小了二次项系数，提高了仪表模型的线性度；此外本发明石英振梁加速度计建立输出模型的方法，双梁不直接做差分，而是乘以权重α后再做差分，从而改善了二次项系数，最后找到能够控制偏值、标度因数的大小，并且精度不变或者改善的模型，本发明能够适用于各种类型的石英振梁加速度计，包括分体式和一体式结构。 【EN】The invention relates to a method for establishing an output model of a quartz vibrating beam accelerometer, which is used for establishing a plurality of output models with adjustable parameters of the quartz vibrating beam accelerometer, carrying out experiments to obtain test data of the quartz vibrating beam accelerometer, bringing the test data into a given model, calculating parameters and performance indexes, and carrying out evaluation analysis.

摘要：【中文】本发明属于金属回收技术领域，具体涉及一种从黄金熔炼渣中回收金的方法。主要步骤包括：黄金熔炼渣的破碎，盐酸浸泡，浸渣过滤，调浆，浸金剂处理，活性炭浸出吸附等过程，该方法对环境无污染、回收率高、工艺过程简单，是一种清洁、高效的金回收的方法，适用于工业推广应用。 【EN】The invention belongs to the technical field of metal recovery, and particularly relates to a method for recovering gold from gold smelting slag. The method mainly comprises the following steps: the method has the advantages of no environmental pollution, high recovery rate and simple process, is a clean and efficient gold recovery method, and is suitable for industrial popularization and application.

摘要：【中文】本申请实施例提供识别文本的方法及装置，涉及信息分类领域，可以获取文本和用户的画像信息，根据文本和用户的画像信息得到内容特征系数，并根据内容特征系数确定文本的重要性。如此，可以在大量的文本中，根据文本的内容自动筛选出与用户相关的文本，效率较高。 【EN】The embodiment of the application provides a method and a device for recognizing a text, relates to the field of information classification, and can acquire portrait information of the text and a user, obtain a content characteristic coefficient according to the portrait information of the text and the user, and determine the importance of the text according to the content characteristic coefficient. Therefore, texts related to the user can be automatically screened out according to the contents of the texts in a large number of texts, and the efficiency is high.

摘要：【中文】本发明公开了一种路面缺陷检测方法、装置及存储介质，所述方法：采用卷积神经网络这一深度学习方法，通过对大量样本的学习，能够得到适应整个数据集的特征，并且能够检测路面缺陷类型。本发明利用实例分割的方法来检测公路缺陷，与传统方法相比，实例分割的方式可以达到像素级的精度，可以同时检测多种类别，可以适应多种不同的路面，检测精度高，检测效率高。 【EN】The invention discloses a road surface defect detection method, a device and a storage medium, wherein the method comprises the following steps: by adopting the deep learning method of the convolutional neural network, the characteristics suitable for the whole data set can be obtained through learning a large number of samples, and the type of the pavement defect can be detected. The method detects the road defects by using the example segmentation method, compared with the traditional method, the example segmentation method can achieve the pixel-level precision, can detect various types simultaneously, can adapt to various different road surfaces, and has high detection precision and high detection efficiency.

摘要：【中文】本发明公开了一种组合管柱用柱塞气举排水采气装置及其排水采气方法，属于气田开采设备技术领域。本发明的组合管柱用柱塞气举排水采气的装置，包括自缓冲柱塞、上坐落器、柱状柱塞、缓冲器和下坐落器，上坐落器和下坐落器能够实现井筒封闭及流体的单向流动，防止液体回流；由于自缓冲柱塞分布在竖直井段，柱状柱塞分布在斜井段，在排水采气的过程中能够实现接力举升，阶梯排液的目的，解决了现有阶段柱塞在组合管柱气井排液效果较差的问题。本发明的组合管柱用柱塞气举排水采气装置的排水采气方法，实现接力举升，阶梯排液的目的，并实现了不同内径组合管柱气井全井筒柱塞气举排液目的。 【EN】The invention discloses a plunger gas lift water drainage gas production device for a combined pipe column and a water drainage gas production method thereof, and belongs to the technical field of gas field exploitation equipment. The invention relates to a plunger gas lift water drainage gas production device for a combined pipe column, which comprises a self-buffering plunger, an upper sitting device, a columnar plunger, a buffer and a lower sitting device, wherein the upper sitting device and the lower sitting device can realize shaft sealing and one-way flow of fluid and prevent liquid from flowing back; because the self-buffering plungers are distributed on the vertical well section and the columnar plungers are distributed on the inclined well section, the purposes of relay lifting and stepped liquid drainage can be achieved in the process of water drainage and gas production, and the problem that the liquid drainage effect of the plungers in the existing stage is poor in a combined tubular column gas well is solved. The water and gas drainage and production method of the plunger gas lift water and gas drainage and production device for the combined pipe column realizes the purposes of relay lifting and stepped liquid drainage, and also realizes the purpose of plunger gas lift liquid drainage of the whole shaft of the gas well of the combined pipe column with different inner diameters.

摘要：【中文】本发明提供了一种基于知识图谱分析的装备试验体系规划决策的方法和系统，以任务模板的方式对试验信息进行采集并结构化入库，得到原始试验数据，对原始试验数据进信息预处理，得到知识数据；利用自然语言处理对知识数据进行信息抽取、知识融合，构建试验知识图谱，并呈现可视化的试验知识图谱；采用机器学习，对试验知识图谱进行文本挖掘后，输出试验体系规划决策。本发明通过将试验信息进一步组织和抽象成试验知识，进行知识实体节点之间关联以及与元数据的关联挖掘，最终以知识节点的多属性关联为基础，构建了多源异构试验知识图谱并进行图谱的可视化呈现，为试验体系规划决策提供有力支撑。 【EN】The invention provides a method and a system for planning and deciding an equipment test system based on knowledge graph analysis, wherein test information is acquired in a task template mode and structurally warehoused to obtain original test data, and the original test data is subjected to information preprocessing to obtain knowledge data; extracting information and fusing knowledge from knowledge data by natural language processing, constructing a test knowledge graph, and presenting a visual test knowledge graph; and (4) adopting machine learning to perform text mining on the test knowledge graph, and outputting a test system planning decision. According to the invention, test information is further organized and abstracted into test knowledge, association between knowledge entity nodes and association mining with metadata are carried out, and finally, a multi-source heterogeneous test knowledge graph is constructed and visualized presentation of the graph is carried out on the basis of multi-attribute association of the knowledge nodes, so that powerful support is provided for planning decision of a test system.