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GB/T 5095.2505-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-5：Test 25e: Return loss 电子设备用机电元件 基本试验规程及测量方法 第25-5部分：试验25e：回波损耗 - 英文版 |
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GB/T 5095.2504-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-4: Test 25d: Propagation delay 电子设备用机电元件 基本试验规程及测量方法 第25-4部分：试验25d：传输时延 - 英文版 |
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GB/T 5095.2503-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-3: Test 25c: Rise time degradation 电子设备用机电元件 基本试验规程及测量方法 第25-3部分：试验25c：上升时间衰减 - 英文版 |
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GB/T 5095.2502-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-2: Test 25b: Attenuation (insertion loss) 电子设备用机电元件 基本试验规程及测量方法 第25-2部分：试验25b：衰减（插入损耗） - 英文版 |
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GB/T 5095.2501-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 25-1: Test 25a: Crosstalk ratio 电子设备用机电元件 基本试验规程及测量方法 第25-1部分：试验25a：串扰比 - 英文版 |
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GB/T 5095.2307-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-7: Screening and filtering tests—Test 23g: Effective transfer impedance of connectors 电子设备用机电元件 基本试验规程及测量方法 第23-7部分：屏蔽和滤波试验 试验23g：连接器的有效转移阻抗 - 英文版 |
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GB/T 5095.2304-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-4: Screening and filtering tests—Test 23d: Transmission line reflections in the time domain 电子设备用机电元件 基本试验规程及测量方法 第23-4部分：屏蔽和滤波试验 试验23d：时域内传输线的反射 - 英文版 |
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GB/T 5095.2303-2021 Electromechanical components for electronic equipment—Basic testing procedures and measuring methods—Part 23-3:Screening and filtering tests—Test 23c：Shielding effectiveness of connectors and accessories—Line injection method 电子设备用机电元件 基本试验规程及测量方法 第23-3部分：屏蔽和滤波试验 试验23c：连接器和附件的屏蔽效果 线注入法 - 英文版 |
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GB/T 3792-2021 Information and documentation—Resource description 信息与文献 资源描述 - 英文版 |
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GB/T 3296-2021 Test method for translucency of daily-use porcelain 日用瓷器透光度测定方法 - 英文版 |
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GB/T 2585-2021 Hot-rolled steel rails for railway 铁路用热轧钢轨 - 英文版 |
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GB/T 1454-2021 Test method for edgewise compressive properties of sandwich constructions 夹层结构侧压性能试验方法 - 英文版 |
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GB/T 41009-2021 forensic sciences -- Data structures of selected loci from the DNA database 法庭科学? DNA数据库选用的基因座及其数据结构 - 英文版 |
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GB/T 41021-2021 forensic sciences -- Content and format of DNA identification report 法庭科学? DNA鉴定文书内容及格式 - 英文版 |
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GB/T 41165-2021 Accuracy evaluation methods of marine forecast results 海洋预报结果准确性检验评估方法 - 英文版 |
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GB/T 41020-2021 Guidance on building fire risk assessment for property insurance 建筑物财产保险火灾风险评估指南 - 英文版 |
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GB/T 14914.6-2021 The specification for marine observation—Part 6:Data processing and quality control of marine observational data 海洋观测规范 第6部分：数据处理与质量控制 - 英文版 |
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GB/T 14914.3-2021 The specification for marine observation -- Part 3: Surface and subsurface buoy-based observation 海洋观测规范 第 3 部分：浮标潜标观测 - 英文版 |
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GB/T 14914.4-2021 The specification for marine observation—Part 4:Shore based radar observation 海洋观测规范 第4部分：岸基雷达观测 - 英文版 |
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GB/T 9254.1-2021 Information technology equipment, multimedia equipment and receivers -- Electromagnetic compatibility -- Part 1: Emission requirements 信息技术设备、多媒体设备和接收机 电磁兼容 第1部分：发射要求 - 英文版 |
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GB/T 34273-2021 Standard test method for calculated cetane index of coal liquefaction diesel—Four variable equetion 煤液化柴油十六烷指数计算法 四变量公式法 - 英文版 |
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GB/T 8563.3-2021 Classification and codes for information of reward and disciplinary action -- Part 3: Codes of disciplinary action and organizational punishment 奖励、纪律处分信息分类与代码? 第3部分：纪律处分和组织处理代码 - 英文版 |
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GB/T 15166.4-2021 High-voltage alternating-current fuses -- Part 4：Fuse for exteanal protection of shunt capacitors 高压交流熔断器 第4部分：并联电容器外保护用熔断器 - 英文版 |
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GB/T 41163-2021 Specification for process design of enhancing coal seam permeability by water jet in coalmine 煤矿井下煤层水射流冲击增透工艺设计规范 - 英文版 |
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GB/T 41044-2021 Guidelines for coalbed methane extraction in coal mining areas 煤矿区煤层气抽采指南 - 英文版 |
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GB/T 19136-2021 Testing method of the accelerated storage stability at elevated temperature for pesticides 农药热储稳定性测定方法 - 英文版 |
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GB/T 1600-2021 Testing method of water for pesticides 农药水分测定方法 - 英文版 |
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GB/T 15981-2021 Evaluating method for the efficacy of sterilization for disinfection equipment 消毒器械灭菌效果评价方法 - 英文版 |
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GB/T 41019-2021 Technical guideline for comprehensive utilization of mine water 矿井水综合利用技术导则 - 英文版 |
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GB/T 9143-2021 Commercial coal quality—Coal for fixed-bed gasification 商品煤质量 固定床气化用煤 - 英文版 |
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GB/T 41074-2021 Microbeam analysis -- Method of specimen preparation for analysis of general powders using WDS and EDS 微束分析 用于波谱和能谱分析的粉末试样制备方法 - 英文版 |
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GB/T 21419-2021 Transformers, power supplies, reactors and similar products—EMC requirements 变压器、电源装置、电抗器及其类似产品 电磁兼容（EMC）要求 - 英文版 |
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GB/T 41042-2021 Guidance for utilization and classification of content of valuable elements in coal 煤中有价元素含量分级及应用导则 - 英文版 |
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GB/T 41107.2-2021 Destructive tests on welds in metallic materials -- Hot cracking tests for weldments -- Arc welding processes -- Part 2: Self-restraint tests 金属材料焊缝破坏性试验 焊件的热裂纹试验 弧焊方法 第2部分：自拘束试验 - 英文版 |
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GB/T 41107.1-2021 Destructive tests on welds in metallic materials -- Hot cracking tests for weldments -- Arc welding processes -- Part 1: General 金属材料焊缝破坏性试验 焊件的热裂纹试验 弧焊方法 第1部分：总则 - 英文版 |
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GB/T 4657-2021 Codes for the central party and state organs people’s communities and the other state organizations 中央党政机关、人民团体及其他机构代码 - 英文版 |
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GB/T 8563.1-2021 Classification and codes for information of reward and disciplinary action -- Part 1: Codes of medal, honorary title and reward 奖励、纪律处分信息分类与代码 第1部分：勋章、荣誉称号和表彰奖励代码 - 英文版 |
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GB/T 30887-2021 Technical guide for water system integration and optimization of industrial enterprises 工业企业水系统集成优化技术指南 - 英文版 |
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GB/T 13976-2021 Radioactive source term of pressurized water reactor nuclear power plant for operation states 压水堆核电厂运行状态下的放射性源项 - 英文版 |
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GB/T 41249-2021 Industrial assistance—Guidance for operation management of “pig-biogas-fruit (grain and vegetable)”circular agricultural project 产业帮扶 “猪-沼-果（粮、菜）” 循环农业项目运营管理指南 - 英文版 |
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GB/T 22565.1-2021 Metallic materials -- Sheet and strip -- Method for spring back evaluation -- Part 1: Stretch bending 金属材料 薄板和薄带 回弹性能评估方法 第1部分：拉弯法 - 英文版 |
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GB/T 5121.28-2021 Methods for chemical analysis of copper and copper alloys—Part 28：Determination of chromium,iron,manganese,cobalt,nickel,zinc,arsenic,selenium,silver,cadmium,tin,antimony,tellurium,lead and bismuth content—Inductively coupled plasma-mass spectrometry 铜及铜合金化学分析方法 第28部分：铬、铁、锰、钴、镍、锌、砷、硒、银、镉、锡、锑、碲、铅和铋含量的测定 电感耦合等离子体质谱法 - 英文版 |
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GB/T 41073-2021 Surface chemical analysis -- Electron spectroscopies -- Minimum reporting requirements for peak fitting in X-ray photoelectron spectroscopy 表面化学分析 电子能谱 X射线光电子能谱峰拟合报告的基本要求 - 英文版 |
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GB/T 6113.104-2021 Specification for radio disturbance and immunity measuring apparatus and methods—Part 1-4:Radio disturbance and immunity measuring apparatus—Antennas and test sites for radiated disturbance measurements 无线电骚扰和抗扰度测量设备和测量方法规范 第1-4部分：无线电骚扰和抗扰度测量设备 辐射骚扰测量用天线和试验场地 - 英文版 |
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GB/T 6113.101-2021 Specification for radio disturbance and immunity measuring apparatus and methods—Part 1-1: Radio disturbance and immunity measuring apparatus—Measuring apparatus 无线电骚扰和抗扰度测量设备和测量方法规范 第1-1部分：无线电骚扰和抗扰度测量设备 测量设备 - 英文版 |
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GB/T 41118-2021 Safety of machinery -- Guideline for the design of safety control systems 机械安全? 安全控制系统设计指南 - 英文版 |
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GB/T 41038-2021 Energy consumption efficiency evaluation method for entrained-flow coal-water slurry gasification 气流床水煤浆气化能效计算方法 - 英文版 |
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GB/T 2384-2021 Dyes intermediates—General method for the determination of melting range 染料中间体 熔点范围测定通用方法 - 英文版 |
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GB/T 14598.118-2021 Measuring relays and protection equipment -- Part 118: Synchrophasor for power systems -- Measurements 量度继电器和保护装置 第118部分：电力系统同步相量 测量 - 英文版 |
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GB/T 41164-2021 Specifications technology for multistage fracturing in horizontal well within roof of broken-soft and low permeability coal seam 碎软低渗煤层顶板水平井分段压裂技术规范 - 英文版 |
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