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GB standards are the China national standards; Prefix code GB are Mandatory standards, GB/T are Recommended standards; All products or service must be compliance with GB standards; If you want to export products or services to huge Chinese market, need ensure they are meet the requirements of GB china national standards;  We provide Chinese GB standards and English version GB standards  Lookup, Translate, Download, Imported Commodity GB standards Testing and Compliance review services.
  •  China "n" GB Standards English PDF List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 21969-2021 YGP series variable-frequency adjustable-speed three-phase induction motors for roll table application—Technical specification
    YGP系列辊道用变频调速三相异步电动机 技术条件
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    GB/T 40616-2021 Technical requirements for simulation test of control system functions of the rural photovoltaic power station cluster
    村镇光伏发电站集群控制系统仿真测试技术要求
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    GB/T 40695-2021 Information technology—Telecommunications and information exchange between systems—Wireless network access requirements based on IPv6
    信息技术 系统间远程通信和信息交换 基于IPv6的无线网络接入要求
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    GB/T 40696-2021 Information technology—Telecommunications and information exchange between systems—Network joint scheduling based on SDN
    信息技术 系统间远程通信和信息交换 基于SDN的网络联合调度
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    GB/T 40582-2021 Basic terminology of hydropower station
    水电站基本术语
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    GB/T 40366-2021 Guidelines for the inclusion of graphical symbols for use on electrical equipment in IEC publications
    电气设备用图形符号列入IEC出版物的导则
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    GB/T 19789-2021 Packaging material—Test method for oxygen gas permeability characteristics of plastic film and sheeting—Coulometric sensor
    包装材料 塑料薄膜和薄片氧气透过性试验 库仑计检测法
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    GB/T 15717-2021 Test method for vacuum-deposited metal thickness—Electric resistance method
    真空金属镀层厚度测试方法 电阻法
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    GB/T 4857.23-2021 Packaging—Basic tests for transport packages—Part 23:Vertical random vibration test method
    包装 运输包装件基本试验 第23部分:垂直随机振动试验方法
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    GB/T 40823-2021 Compact equipment assembly for distribution substation(CEADS)
    配电变电站用紧凑型成套设备(CEADS)
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    GB/T 40732-2021 non-destructive testing of welds—Ultrasonic testing—Testing of welds in austenitic steels and nickel-based alloys
    焊缝无损检测 超声检测 奥氏体钢和镍基合金焊缝检测
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    GB/T 40662-2021 Technical specification for recycling and treatment of waste lead batteries
    废铅蓄电池再生处理技术规范
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    GB/T 29614-2021 Vulcanized rubber—Determination the content of polycyclic aromatic hydrocarbons
    硫化橡胶 多环芳烃含量的测定
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    GB/T 40843-2021 Cross-border E-commerce—Guidelines for sharing of products traceability information
    跨境电子商务 产品追溯信息共享指南
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    GB/T 40841-2021 Cross-border E-commerce—Guidelines on exchange of product quality evaluation result
    跨境电子商务 产品质量评价结果交换指南
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    GB/T 40821-2021 Test specification for heat exchange system of solar thermal power plant
    太阳能热发电站换热系统检测规范
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    GB/T 20398-2021 Grade of walnut
    核桃坚果质量等级
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    GB/T 40690-2021 Information technology—Cloud computing—Jointcloud computing reference architecture
    信息技术 云计算 云际计算参考架构
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    GB/T 40738-2021 Investment casting—Technical specification for rapid shell build with colloidal silica binder
    熔模铸造 硅溶胶快速制壳工艺规范
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    GB/T 40809-2021 Casting aluminum alloys—Process specification for semisolid rheo-diecasting forming
    铸造铝合金 半固态流变压铸成形工艺规范
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    GB/T 36450.8-2021 Information technology—Storage management—Part 8: Media libraries
    信息技术 存储管理 第8部分:媒体库
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    GB/T 36450.7-2021 Information technology—Storage management—Part 7: Host elements
    信息技术 存储管理 第7部分:主机元素
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    GB/T 36450.6-2021 Information technology—Storage management—Part 6: Fabric
    信息技术 存储管理 第6部分:交换结构
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    GB/T 36450.5-2021 Information technology—Storage management—Part 5: File systems
    信息技术 存储管理 第5部分:文件系统
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    GB/T 40807-2021 Production equipment for microsystems—Interface between end effector and handling system
    微系统用生产设备 末端执行器与处理器的接口
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    GB/T 40844-2021 Determination of synthetic musks in cosmetics—GC-MS method
    化妆品中人工合成麝香的测定 气相色谱-质谱法
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    GB/T 40845-2021 Determination of azelaic acid in cosmetics—Gas chromatography method
    化妆品中壬二酸的检测 气相色谱法
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    GB/T 40639-2021 Determination of banned trichloroacetic acid in cosmetics
    化妆品中禁用物质三氯乙酸的测定
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    GB/T 40728-2021 Remanufacturing—Quality inspection methods for repaired layers of mechanical products
    再制造 机械产品修复层质量检测方法
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    GB/T 40727-2021 Remanufacturing—Technological specifications for assembly of mechanical products
    再制造 机械产品装配技术规范
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    GB/T 40819-2021 Aeolian vibration fatigue test method for overhead conductors and cables
    架空线缆微风振动疲劳试验方法
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    GB/T 17569-2021 Classification for the items of pressurized water reactor nuclear power plants
    压水堆核电厂物项分级
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    GB/T 40804-2021 Short-term capability evaluation of machining processes on metal-cutting machine tools
    金属切削机床加工过程的短期能力评估
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    GB/T 40806-2021 Airborne noise emitted by machine tools—Operating conditions for metal-cutting machines
    机床发射空气传播噪声 金属切削机床的操作条件
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    GB/T 40860-2021 Analysis requirements for design extension conditions of pressurized water reactor nuclear power plants
    压水堆核电厂设计扩展工况分析要求
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    GB/T 40620-2021 Guidelines for fire hazard analyses in nuclear power plants
    核动力厂火灾危害性分析指南
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    GB/T 15055-2021 Permissible stamping variations in dimensions without tolerance indication
    冲压件未注公差尺寸极限偏差
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    GB/T 40632-2021 The determination for polysaccharides in bamboo leaves
    竹叶中多糖的检测方法
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    GB/T 10073-2021 Methods of evaluation for image quality of electrostatic copies
    静电复印品图像质量评价方法
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    GB/T 30845.2-2021 Plugs, socket-outlets and ship couplers for high-voltage shore connection systems (HVSC-systems)—Part 2: Dimensional compatibility and interchangeability requirements for accessories to be used by various types of ships
    高压岸电连接系统(HVSC系统)用插头、插座和船用耦合器 第2部分:不同类型的船舶用附件的尺寸兼容性和互换性要求
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    GB/T 38428.2-2021 Direct current (DC) plugs and socket-outlets for information and communication technology (ICT) equipment installed in data centres and telecom central offices—Part 2: Plug and socket-outlet system for 5.2 kW
    数据中心和电信中心机房安装的信息和通信技术(ICT)设备用直流插头插座 第2部分:5.2 kW插头插座系统
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    GB/T 40818-2021 Plugs,socket-outlets and couplers with arcuate contacts
    带弧形触头的插头、插座和耦合器
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    GB/T 40808.1-2021 Environmental evaluation of machine tools—Part 1:Design methodology for energy-efficient machine tools
    机床环境评估 第1部分:机床节能设计方法
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    GB/T 40699-2021 Requirements of launch vehicle to electrical ground support equipment interfaces
    运载火箭与地面支持设备电气接口要求
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    GB/T 40700-2021 Design requirements for autonomous navigation system of upper stage
    上面级自主导航系统设计要求
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    GB/T 40698-2021 General requirements for aerospace control system engineering
    航天控制系统工程通用要求
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    GB/T 26703-2021 Determination of abrasion resistance for top piece of leather shoes
    皮鞋跟面耐磨性能试验方法
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    GB/T 22158-2021 Code for fire protection design of nuclear power plant
    核电厂防火设计规范
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    GB/T 40600-2021 Technical requirements for dispatching function of wind farm power control system
    风电场功率控制系统调度功能技术要求
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    GB/T 40604-2021 Information exchange technical requirements for energy dispatch and operation of renewable energy station
    新能源场站调度运行信息交换技术要求
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    GB/T 40603-2021 Guide on evaluation of curtailment electricity of wind farm
    风电场受限电量评估导则
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    GB/T 40607-2021 Technical requirements for dispatching side forecasting system of wind or photovoltaic power
    调度侧风电或光伏功率预测系统技术要求
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    GB/T 40586-2021 Technical requirements of grid-related protection of grid-connected power
    并网电源涉网保护技术要求
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    GB/T 40591-2021 Guide for setting test of power system stabilizer
    电力系统稳定器整定试验导则
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    GB/T 40595-2021 Guide for technology and test on primary frequency control of grid-connected power resource
    并网电源一次调频技术规定及试验导则
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    GB/T 40594-2021 Technical guide for power grid and source coordination
    电力系统网源协调技术导则
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    GB/T 40598-2021 Description rules for strategy of electric power system security and stability control
    电力系统安全稳定控制策略描述规则
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    GB/T 40610-2021 Technical specifications for binary description and interchange of power system online power flow data
    电力系统在线潮流数据二进制描述及交换规范
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    GB/T 40609-2021 Technical specifications for operational security checking of power system
    电网运行安全校核技术规范
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    GB/T 40606-2021 Technical specifications for online security analysis and auxiliary decision-making of power grid
    电网在线安全分析与控制辅助决策技术规范
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    GB/T 40585-2021 Technical specifications for monitoring, assessment and visualization of power grid operational risk
    电网运行风险监测、评估及可视化技术规范
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    GB/T 40613-2021 Technical guidelines for power system restoration from large-scale blackouts
    电力系统大面积停电恢复技术导则
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    GB/T 40592-2021 Technical rules for automatic over-frequency generator tripping in electric power system
    电力系统自动高频切除发电机组技术规定
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    GB/T 40588-2021 Technical provisions for automatic under-voltage load shedding in electric power systems
    电力系统自动低压减负荷技术规定
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    GB/T 40596-2021 Technical rules for automatic under-frequency load shedding in electric power systems
    电力系统自动低频减负荷技术规定
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    GB/T 40581-2021 Calculation specification for power system security and stability
    电力系统安全稳定计算规范
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    GB/T 40427-2021 Technical guidelines for power system voltage and reactive power
    电力系统电压和无功电力技术导则
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    GB/T 40615-2021 Guides of power system voltage stability evaluation
    电力系统电压稳定评价导则
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    GB/T 40584-2021 Technical specification for setting calculation software and data of relay protection
    继电保护整定计算软件及数据技术规范
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    GB/T 40599-2021 Technical specification for relay protection and security automatic equipment online monitoring and analysis
    继电保护及安全自动装置在线监视与分析技术规范
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    GB/T 40532-2021 Guide on technology for power system substation-area circuit breaker failure(dead-zone) protection
    电力系统站域失灵(死区)保护技术导则
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    GB/T 40587-2021 Technical specification for power system security and stability control system
    电力系统安全稳定控制系统技术规范
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    GB/T 40605-2021 Guidelines for modeling and testing of HVDC project digital-analog hybrid simulation
    高压直流工程数模混合仿真建模及试验导则
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    GB/T 40601-2021 Technical requirements for real time digital simulation technology of power system
    电力系统实时数字仿真技术要求
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    GB/T 40608-2021 Technical requirements for equipment parameters and operating data of power grid
    电网设备模型参数和运行方式数据技术要求
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    GB/T 40593-2021 Guidelines for parameters measurement and modeling of synchronous generator governing system
    同步发电机调速系统参数实测及建模导则
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    GB/T 40589-2021 Modeling guide for excitation system of synchronous generator
    同步发电机励磁系统建模导则
    China National Standards
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    GB/T 40580-2021 Technical guide for modeling HVDC transmission systems in electromechanical transient simulations
    高压直流输电系统机电暂态仿真建模技术导则
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    GB/T 5909-2021 Commercial vehicles—Wheels—Performance requirements and test methods for cornering and radial fatigue
    商用车 车轮 弯曲和径向疲劳性能要求及试验方法
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    GB/T 5334-2021 Passenger car—Wheels—Performance requirements and test methods for cornering and radial fatigue
    乘用车 车轮 弯曲和径向疲劳性能要求及试验方法
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    GB/T 40905.1-2021 Textiles -- Quantitative analysis of cashmere, wool, other specialty animal fibres and their blends -- Part 1: Light microscopy method
    纺织品 山羊绒、绵羊毛、其他特种动物纤维及其混合物定量分析 第1部分:光学显微镜法
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    GB/T 22930.2-2021 Leather and fur—Chemical determination of metal content—Part 2:Total metal content
    皮革和毛皮 金属含量的化学测定 第2部分:金属总量
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    GB/T 22930.1-2021 Leather and fur—Chemical determination of metal content—Part 1:Extractable metals
    皮革和毛皮 金属含量的化学测定 第1部分:可萃取金属
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    GB/T 40920-2021 Leather—Tests for colour fastness—Colour fastness to cycles of to-and-fro rubbing
    皮革 色牢度试验 往复式摩擦色牢度
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    GB/T 40938-2021 Leather—Physical and mechanical tests—Determination of water penetration pressure
    皮革 物理和机械试验 水渗透压测定
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    GB/T 40927-2021 Leather—Physical and mechanical tests—Determination of heat resistance of patent leather
    皮革 物理和机械试验 漆皮耐热性能的测定
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    GB/T 18996-2021 Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using sodium chloride or potassium chloride
    银合金首饰 银含量的测定 氯化钠或氯化钾容量法(电位滴定法)
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    GB/T 17832-2021 Silver jewellery alloys—Determination of silver—Volumetric (potentiometric) method using potassium bromide
    银合金首饰 银含量的测定 溴化钾容量法(电位滴定法)
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    GB/T 40723-2021 Rubber—Determination the contents of total sulfur and total nitrogen — Automatic analyser method
    橡胶 总硫、总氮含量的测定 自动分析仪法
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    GB/T 9142-2021 Specification of plastic-steel bilayer self-lubricating materials—Part 1:Running-in layer with modified PTFE tape
    建筑施工机械与设备 混凝土搅拌机
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    GB/T 40721-2021 Rubber—Determination of frictional properties
    橡胶 摩擦性能的测定
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    GB/T 40719-2021 Rubber,vulcanized or themoplastic—Determination of volume and/or surface resistivity
    硫化橡胶或热塑性橡胶 体积和/或表面电阻率的测定
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    GB/T 39693.9-2021 Rubber, vulcanized or thermoplastic—Determination of hardness—Part 9:Calibration and verification of hardness testers
    硫化橡胶或热塑性橡胶 硬度的测定 第9部分:硬度计的校准和验证
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    GB/T 40834-2021 Specifications for summer maize growth monitoring
    夏玉米苗情长势监测规范
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    GB/T 40906-2021 Methods for the determination of prohibited substances in furniture products and related materials—Certain phthalate esters
    家具产品及其材料中禁限用物质测定方法 邻苯二甲酸酯增塑剂
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    GB/T 40904-2021 Methods for the determination of prohibited substances in furniture products and related materials—Azo dyes
    家具产品及其材料中禁限用物质测定方法 偶氮染料
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    GB/T 40971-2021 Methods for the determination of prohibited substance in furniture products and related materials—Polycyclic aromatic hydrocarbons
    家具产品及其材料中禁限用物质测定方法 多环芳烃
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    GB/T 40908-2021 Methods for the determination of prohibited substances in furniture products and related materials—Flame retardants
    家具产品及其材料中禁限用物质测定方法 阻燃剂
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    GB/T 40907-2021 Methods for the determination of prohibited substances in furniture products and related materials -- 2, 4-diaminotoluene and 4, 4'-methylenedianiline
    家具产品及其材料中禁限用物质测定方法? 2,4-二氨基甲苯、4,4’-二氨基二苯甲烷
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    GB/T 40831-2021 (Asset Management A guide to the consistency of financial and non-financial functions in asset management activities)
    资产管理 财务与非财务职能在资产管理活动中的一致性指南
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