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China Measuring GB Standards English PDF List


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  •  China "Measuring" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 20818.16-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 16: List of properties (LOPs) for electronic data exchange of density Measuring equipment
    工业过程测量和控制 过程设备目录中的数据结构和元素 第16部分:密度测量设备电子数据交换用属性列表(LOPs)
    China National Standards
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    GB/Z 6113.404-2023 Specification for radio disturbance and immunity Measuring equipment and measurement methods Part 4-4: Uncertainty, statistics and limit value modeling Statistics of complaints and limit value calculation model for the protection of radio services
    无线电骚扰和抗扰度测量设备和测量方法规范 第4-4部分:不确定度、统计学和限值建模 投诉的统计和保护无线电业务的限值计算模型
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    GB/T 43073-2023 Pneumatics - Test method for Measuring sound pressure levels of exhaust mufflers
    气动 测量排气消声器声压级的试验方法
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    GB/T 27431-2023 Conformity assessment Methodological guidance for period verification of Measuring equipment
    合格评定 测量设备期间核查的方法指南
    China National Standards
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    GB/T 28561-2023 Ship electrical equipment Automation, control and Measuring instruments
    船舶电气设备 自动化、控制和测量仪表
    China National Standards
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    GB/T 17899-2023 Corrosion of metals and alloys Potentiometric method for Measuring the pitting corrosion potential of stainless steel in sodium chloride solution
    金属和合金的腐蚀 不锈钢在氯化钠溶液中点蚀电位的动电位测量方法
    China National Standards
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    GB/T 20818.15-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 15: List of properties (LOPs) for electronic data exchange of level Measuring equipment
    工业过程测量和控制 过程设备目录中的数据结构和元素 第15部分:物位测量设备电子数据交换用属性列表(LOPs)
    China National Standards
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    GB/T 20818.14-2023 Industrial process measurement and control - Data structures and elements in process equipment catalogs - Part 14: List of properties (LOP) for electronic data exchange of temperature Measuring equipment
    工业过程测量和控制 过程设备目录中的数据结构和元素 第14部分:温度测量设备电子数据交换用属性列表(LOP)
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    GB/T 20818.13-2023 Industrial process measurement and control. Data structures and elements in process equipment catalogs. Part 13: List of properties (LOP) for electronic data exchange of pressure Measuring equipment.
    工业过程测量和控制 过程设备目录中的数据结构和元素 第13部分:压力测量设备电子数据交换用属性列表(LOP)
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    GB/T 28782.1-2023 Hydraulic transmissions - Measuring technology - Part 1: General principles
    液压传动 测量技术 第1部分:通则
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    GB/T 20320-2023 Wind power generation systems - Methods for Measuring and evaluating electrical characteristics of wind turbines
    风能发电系统 风力发电机组电气特性测量和评估方法
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    GB/T 42741-2023 Method for Measuring electromagnetic parameters of solid materials using the free-space method
    固体材料使用自由空间法的电磁参数测量方法
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    GB/T 42552.1-2023 Acoustics - Laboratory method for Measuring impact sound improvement of cladding with small slab modules - Part 1: Heavy dense slabs
    声学 小楼板模块测量覆面层撞击声改善量的实验室方法 第1部分:重质密实楼板
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    GB/T 7922-2023 Method for Measuring the color of lighting sources
    照明光源颜色的测量方法
    China National Standards
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    GB/T 42554-2023 General requirements for environmental testing of Measuring instruments
    计量器具环境试验的通用要求
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    GB/T 42555-2023 General requirements for Measuring instrument control software
    计量器具控制软件的通用要求
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    GB/T 18604-2023 Measuring natural gas flow with a gas ultrasonic flowmeter
    用气体超声流量计测量天然气流量
    China National Standards
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    GB/T 42387-2023 Glass Measuring vessels - Technical requirements for quality classification
    玻璃量器 质量分级技术要求
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    GB/T 18779.3-2023 Geometric product specification (GPS) Measurement inspection of workpieces and Measuring equipment - Part 3: Guidance on reaching consensus on the expression of measurement uncertainty
    产品几何技术规范(GPS) 工件与测量设备的测量检验 第3部分:关于测量不确定度表述达成共识的指南
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    GB/T 18779.2-2023 Geometrical Product Specification (GPS) Measurement Inspection of Workpieces and Measuring Equipment Part 2: Guidance for the Evaluation of Measurement Uncertainty in GPS Measurements, Measurement Equipment Calibration, and Product Verification
    产品几何技术规范(GPS) 工件与测量设备的测量检验 第2部分:GPS测量、测量设备校准和产品验证中的测量不确定度评估指南
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    GB/T 17346-2023 Method for Measuring the position and size of the pedals of automobiles
    汽车脚踏板位置尺寸测量方法
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    GB/T 2523-2022 Method for Measuring surface roughness, peak number and waviness of cold-rolled metal sheet and strip
    冷轧金属薄板和薄带表面粗糙度、峰值数和波纹度测量方法
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    GB/T 41572-2022 Measuring method of main parameters of pulsed laser in time domain
    脉冲激光时域主要参数测量方法
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    GB/T 17164-2022 Terminology for Measuring instruments for geometric quantities Product terminology
    几何量测量器具术语 产品术语
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    GB/T 17163-2022 Terminology of Measuring instruments for geometric quantities Basic terms
    几何量测量器具术语 基本术语
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    GB/T 24789-2022 General rules for the allocation and management of water Measuring instruments for water use units
    用水单位水计量器具配备和管理通则
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    GB/T 22264.1-2022 Mounted digital display electrical Measuring instruments - Part 1: definitions and general requirements
    安装式数字显示电测量仪表 第1部分:定义和通用要求
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    GB/T 21391-2022 Measuring natural gas flow with gas turbine flowmeter
    用气体涡轮流量计测量天然气流量
    China National Standards
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    GB/T 17215.303-2022 Special requirements for AC Measuring equipment Part 3: Digital watt hour meters
    交流电测量设备 特殊要求 第3部分:数字化电能表
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    GB/T 11828.2-2022 Water level Measuring instruments - Part 2: pressure type water level gauge
    水位测量仪器 第2部分:压力式水位计
    China National Standards
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    GB/T 6113.402-2022 Specifications for radio disturbance and immunity Measuring equipment and methods of measurement - Part 4-2: Uncertainty, statistics and limit value modeling Uncertainties of measuring equipment and facilities
    无线电骚扰和抗扰度测量设备和测量方法规范 第4-2部分:不确定度、统计学和限值建模 测量设备和设施的不确定度
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    GB/T 17215.324-2022 Electrical Measuring Equipment (AC) Particular Requirements Part 24: Static Fundamental Component Reactive Energy Meters (Class 0.5S, Class 1S, Class 1, Class 2 and Class 3)
    电测量设备(交流) 特殊要求 第24部分:静止式基波分量无功电能表(0.5S级、1S级、1级、2级和3级)
    China National Standards
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    GB/T 17215.323-2022 Electrical Measuring equipment (alternating current) - Particular requirements - Part 23: Static reactive energy meters (classes 2 and 3)
    电测量设备(交流) 特殊要求 第23部分:静止式无功电能表(2级和3级)
    China National Standards
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    GB/T 22264.8-2022 Mounted electrical Measuring instruments with digital display - Part 8: Test methods
    安装式数字显示电测量仪表 第8部分:试验方法
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    GB/T 22264.6-2022 Mounted electrical Measuring instruments with digital display - Part 6: Particular requirements for insulation resistance meters
    安装式数字显示电测量仪表 第6部分:绝缘电阻表的特殊要求
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    GB/T 22264.7-2022 Mounted electrical Measuring instruments with digital display - Part 7: Particular requirements for multifunction instruments
    安装式数字显示电测量仪表 第7部分:多功能仪表的特殊要求
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    GB/T 22264.5-2022 Installed electrical Measuring instruments with digital display - Part 5: Particular requirements for phase meters and power factor meters
    安装式数字显示电测量仪表 第5部分:相位表和功率因数表的特殊要求
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    GB/T 22264.4-2022 Mounted electrical Measuring instruments with digital display - Part 4: Particular requirements for frequency meters
    安装式数字显示电测量仪表 第4部分:频率表的特殊要求
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    GB/T 22264.3-2022 Mounted electrical Measuring instruments with digital display - Part 3: Particular requirements for wattmeters and reactive wattmeters
    安装式数字显示电测量仪表 第3部分:功率表和无功功率表的特殊要求
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    GB/T 22264.2-2022 Mounted electrical Measuring instruments with digital display - Part 2: Particular requirements for ammeters and voltmeters
    安装式数字显示电测量仪表 第2部分:电流表和电压表的特殊要求
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    GB/T 16857.9-2022 Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance and Re-inspection Testing Part 9: Coordinate Measuring Machines Equipped with Multiple Probing Systems
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第9部分:配备多种探测系统的坐标测量机
    China National Standards
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    GB/T 16857.8-2022 Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance and Re-inspection Testing Part 8: Coordinate Measuring Machines Using Optical Distance Sensors
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第8部分:使用光学距离传感器的坐标测量机
    China National Standards
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    GB/T 16857.7-2022 Product Geometric Specification (GPS) Coordinate Measuring System (CMS) Acceptance Test and Re-inspection Test Part 7: Coordinate Measuring Machine Equipped with Image Detection System
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第7部分:配置影像探测系统的坐标测量机
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    GB/T 16857.12-2022 Geometric product specification (GPS) Acceptance testing and re-inspection testing of coordinate Measuring systems (CMS) Part 12: Coordinate measuring machines with articulated arms
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第12部分:关节臂式坐标测量机
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    GB/T 16857.10-2022 Geometric Product Specification (GPS) Coordinate Measuring System (CMS) Acceptance Test and Re-inspection Test Part 10: Laser Tracker
    产品几何技术规范(GPS) 坐标测量系统(CMS)的验收检测和复检检测 第10部分:激光跟踪仪
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    GB/T 18216.10-2022 Equipment for testing, Measuring or monitoring electrical safety protection measures for low-voltage power distribution systems up to and including 1000 V AC and 1500 V DC Part 10: Combined measuring equipment for testing, measuring or monitoring protecti
    交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第10部分:用于防护措施的试验、测量或监控的组合测量设备
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    GB/T 18216.6-2022 Equipment for testing, Measuring or monitoring electrical safety protection measures for low-voltage power distribution systems up to and including 1000 V AC and 1500 V DC Part 6: Effectiveness of residual current devices (RCDs) in TT, TN and IT systems
    交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第6部分:TT、TN和IT系统中剩余电流装置(RCD)的有效性
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    GB/T 4728.8-2022 Graphical symbols for electrical diagrams - Part 8: Measuring instruments, lamps and signaling devices
    电气简图用图形符号 第8部分:测量仪表、灯和信号器件
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    GB/T 9239.23-2022 Mechanical vibration - Rotor balancing - Part 23: Guards and other protective measures for Measuring stations of balancing machines
    机械振动 转子平衡 第23部分:平衡机测量工位的防护罩和其他保护措施
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    GB/T 16825.1-2022 Metallic materials - Inspection and calibration of static uniaxial testing machines - Part 1: Tensile and (or) compression testing machines - Inspection and calibration of force Measuring systems
    金属材料 静力单轴试验机的检验与校准 第1部分:拉力和(或)压力试验机 测力系统的检验与校准
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    GB/T 21404-2022 Internal combustion engines - Methods of determining and Measuring engine power - General requirements
    内燃机 发动机功率的确定和测量方法 一般要求
    China National Standards
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    GB/T 18779.1-2022 Geometric Product Specification (GPS) Measurement Inspection of Workpieces and Measuring Equipment Part 1: Rules for Passing or Failing Verification According to Specifications
    产品几何技术规范(GPS) 工件与测量设备的测量检验 第1部分:按规范验证合格或不合格的判定规则
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    GB/T 41894.3-2022 Ships and Offshore Technology Determination of Shaft Power in Ship Propulsion Systems by Measuring Shaft Deformation Part 3: Elastic Vibration Method
    船舶与海上技术 通过测量轴变形量确定船舶推进系统轴功率 第3部分:弹性振动法
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    GB/T 41894.2-2022 Ships and marine technology - Determination of shaft power in ship propulsion systems by Measuring shaft deflection - Part 2: Optical reflection method
    船舶与海上技术 通过测量轴变形量确定船舶推进系统轴功率 第2部分:光学反射法
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    GB/T 13789-2022 Method for Measuring Magnetic Properties of Electrical Steel Strip (Sheet) with Single Chip Tester
    用单片测试仪测量电工钢带(片)磁性能的方法
    China National Standards
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    GB/T 3655-2022 Method for Measuring Magnetic Properties of Electrical Steel Strip (Sheet) Using Epstein Square
    用爱泼斯坦方圈测量电工钢带(片)磁性能的方法
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    GB/T 40611-2021 Plastics—Determination of aerobic biodegradation of non-floating plastic materials in a seawater/ sandy sediment interface—Method by Measuring the oxygen demand in closed respirometer
    塑料 海水沙质沉积物界面非漂浮塑料材料最终需氧生物分解能力的测定 通过测定密闭呼吸计内耗氧量的方法
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    GB/T 40503-2021 Measuring methods of secondary coal slime content in coal preparation plant
    选煤厂次生煤泥量的测定方法
    China National Standards
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    GB/T 40344.2-2021 Vacuum technology—Standard methods for Measuring vacuum-pump performance— Part 2:Positive displacement vacuum pumps
    真空技术 真空泵性能测量标准方法 第2部分:容积真空泵
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    GB/T 40344.1-2021 Vacuum technology—Standard methods for Measuring vacuum-pump performance—Part 1:General description
    真空技术 真空泵性能测量标准方法 第1部分:总体要求
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    GB/T 40320-2021 Measuring method for mechanical melting temperature of aluminum alloy
    铝合金力学熔点测试方法
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    GB/T 38048.2-2021 Surface cleaning appliances—Part 2: Dry vacuum cleaners for household or similar use一Methods for Measuring the performance
    表面清洁器具 第2部分:家用和类似用途干式真空吸尘器 性能测试方法
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    GB/T 23108-2021 Methods for Measuring performance for household and similar electric heating pads
    家用和类似用途电热垫性能测试方法
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    GB/T 20081.3-2021 Pneumatic fluid power—Compressed air pressure regulators and filter-regulators—Part 3:Alternative test methods for Measuring the flow-rate characteristics of pressure regulators
    气动 减压阀和过滤减压阀 第3部分:测试减压阀流量特性的可选方法
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    GB/T 40139-2021 Measuring method for surface areas of materials—Three dimensional area measurement base on hyperspectral imaging
    材料表面积的测量 高光谱成像三维面积测量法
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    GB/T 40332-2021 Non-destructive testing—Ultrasonic testing—Characterization and verification of ultrasonic thickness Measuring equipment
    无损检测 超声检测 超声测厚仪性能特征和测试方法
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    GB/T 40233-2021 Ergonomics of the thermal environment—Instruments for Measuring physical quantities
    热环境的人类工效学 物理量测量仪器
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    GB/T 40007-2021 Nanotechnology—Contacting methods for Measuring the resistivity of nanomaterials—General rules
    纳米技术 纳米材料电阻率的接触式测量方法 通则
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    GB/T 38051.1-2021 Household electric cooking appliances—Part 1:Ranges, ovens, steam ovens and grills—Methods for Measuring performance
    家用烹饪电器 第1部分:电灶、烤箱、蒸箱和烤架 性能测试方法
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    GB/T 13163.2-2021 Radiation protection instrumentation—Radon and radon decay product Measuring instruments—Part 2:Specific requirements for 222Rn and 220Rn measuring instruments
    辐射防护仪器 氡及氡子体测量仪 第2部分:222Rn和220Rn测量仪的特殊要求
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    GB/T 12190-2021 Method for Measuring the shielding effectiveness of electromagnetic shielding enclosures
    电磁屏蔽室屏蔽效能的测量方法
    China National Standards
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    GB/T 9966.9-2021 Test methods for natural stone—Part 9: Determination of the dynamic modulus of elasticity by Measuring the fundamental resonance frequency
    天然石材试验方法 第9部分:通过测量共振基本频率测定动力弹性模数
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    GB/T 6113.103-2021 Specification for radio disturbance and immunity Measuring apparatus and methods—Part 1-3:Radio disturbance and immunity measuring apparatus—Ancillary equipment—Disturbances power
    无线电骚扰和抗扰度测量设备和测量方法规范 第1-3部分:无线电骚扰和抗扰度测量设备 辅助设备 骚扰功率
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    GB/T 1551-2021 Test method for Measuring resistivity of monocrystal silicon—In-line four-point probe and direct current two-point probe method
    硅单晶电阻率的测定 直排四探针法和直流两探针法
    China National Standards
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    GB/T 18216.5-2021 Electrical safety in low voltage distribution systems up to 1 000 V a.c, and 1500 V d.c.-Equipment for testing,Measuring or monitoring of protective measures-Part 5:Resistance to earth
    交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第5部分:对地电阻
    China National Standards
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    GB/T 18216.4-2021 Electrical safety in low voltage distribution systems up to 1 000 V a. c and 1 500 V d. c - Equipment for testing, Measuring or monitoring of protective measures - Part 4: Resistance of earth connection and equipotential bonding
    交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第4部分:接地电阻和等电位接地电阻
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    GB/T 18216.3-2021 Electrical safety in low voltage distribution systems up to 1 000 V a. c. and 1 500 V d. c. - Equipment for testing, Measuring or monitoring of protective measures - Part 3: Loop impedance
    交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第3部分:环路阻抗
    China National Standards
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    GB/T 18216.2-2021 Electrical safety in low voltage distribution systems up to 1 000 V a. c. and 1 500 V d. c. - Equipment for testing, Measuring or monitoring of protective measures - Part 2: Insulation resistance
    交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第2部分:绝缘电阻
    China National Standards
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    English PDF
    GB/T 18216.1-2021 Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c.—Equipment for testing,Measuring or monitoring of protective measures—Part 1:General requirements
    交流1000V和直流1500V及以下低压配电系统电气安全 防护措施的试验、测量或监控设备 第1部分:通用要求
    China National Standards
    Measuring

    English PDF
    GB/T 39809-2021 Measuring method of the energy consumption of flat glass furnace
    平板玻璃窑炉能耗测定方法
    China National Standards
    Measuring

    English PDF
    GB/T 39865-2021 Method for Measuring refractive index of uniaxial optical crystals
    单轴晶光学晶体折射率测量方法
    China National Standards
    Measuring

    English PDF
    GB/T 39776-2021 Measuring and calculating methods of heat balance and heat efficiency of tunnel kiln of brick industrial
    砖瓦工业隧道窑热平衡、热效率测定与计算方法
    China National Standards
    Measuring

    English PDF
    GB/T 17421.10-2021 Test code for machine tools -- Part 10: Determination of the Measuring performance of probing systems of numerically controlled machine tools
    机床检验通则 第10部分:数控机床探测系统测量性能的测定
    China National Standards
    Measuring

    English PDF
    GB/T 5095.2507-2021 Electromechanical components for electronic equipment—Basic testing procedures and Measuring methods—Part 25-7: Test 25g: Impedance, reflection coefficient, and voltage standing wave ratio (VSWR)
    电子设备用机电元件 基本试验规程及测量方法 第25-7部分:试验25g:阻抗、反射系数和电压驻波比(VSWR)
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    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)
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    GB/T 26282-2021 Measuring methods of heat balance of cement rotary kiln
    水泥回转窑热平衡测定方法
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    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
    China National Standards
    Measuring

    English PDF
    GB/T 14598.181-2021 Measuring relays and protection equipment -- Part 181:Functional requirements for frequency protection
    量度继电器和保护装置 第181 部分:频率保护功能要求
    China National Standards
    Measuring

    English PDF
    GB/T 25364.2-2021 Turbocharger seal rings—Part 2:Inspection Measuring principles
    涡轮增压器密封环 第2部分:检验方法
    China National Standards
    Measuring

    English PDF
    GB/T 41184.1-2021 Measuring instruments for soil moisture evaporation -- Part 1: Evaporator of the hydraulic type
    土壤水分蒸发测量仪器? 第1部分:水力式蒸发器
    China National Standards
    Measuring

    English PDF
    GB/T 22522-2021 Metric series wires for Measuring screw threads
    测量螺纹用米制系列量针
    China National Standards
    Measuring

    English PDF

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