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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 "et" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 6609.2-2022 Chemical analysis methods and determination of physical performance of alumina—Part 2: Determination of loss of mass at 300 ℃ and 1000 ℃
    氧化铝化学分析方法和物理性能测定方法 第2部分:300 ℃和1000 ℃质量损失的测定
    China National Standards
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    GB/T 33643-2022 Non-destructive testing—Test methods for leak detection by means of acoustic emission
    无损检测  声发射泄漏检测方法
    China National Standards
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    GB/T 6907-2022 Analysis of water used in boiler and cooling system—Sampling method of water
    锅炉用水和冷却水分析方法 水样的采集方法
    China National Standards
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    GB/T 26117-2022 Miniature electric pumps—Testing method
    微型电泵  试验方法
    China National Standards
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    GB/T 11106-2022 Metallic powder—Determination of green strength by compression of cylinder compacts
    金属粉末 用圆柱形压坯的压缩测定压坯强度的方法
    China National Standards
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    GB/T 22639-2022 Test method of exfoliation corrosion for aluminium alloy products
    铝合金产品的剥落腐蚀试验方法
    China National Standards
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    GB/T 22459.6-2022 Refractory mortars—Part 6: Determination of moisture content of ready-mixed mortars
    耐火泥浆 第6部分:预搅拌泥浆含水量试验方法
    China National Standards
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    GB/T 22459.5-2022 Refractory mortars—Part 5: Determination of grain size distribution ( sieve analysis )
    耐火泥浆 第5部分:粒度分布(筛分析)试验方法
    China National Standards
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    GB/T 22459.4-2022 Refractory mortars—Part 4: Determination of flexural bonding strength
    耐火泥浆  第4部分:常温抗折粘接强度试验方法
    China National Standards
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    GB/T 22459.2-2022 Refractory mortars—Part 2:Determination of consistency using the reciprocating flow table method
    耐火泥浆 第2部分:稠度试验方法(跳桌法)
    China National Standards
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    GB/T 22459.1-2022 Refractory mortars—Part 1:Determination of consistency using the penetrating cone method
    耐火泥浆 第1部分:稠度试验方法(锥入度法)
    China National Standards
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    GB/T 19749.2-2022 Coupling capacitors and capacitor dividers—Part 2: DC or AC single-phase coupling capacitor connected between line and ground for power line carrier-frequency (PLC) application
    耦合电容器及电容分压器 第2部分:接于线与地之间用于电力线路载波(PLC)的直流或交流单相耦合电容器
    China National Standards
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    GB/T 20042.3-2022 Proton exchange membrane fuel cell—Part 3: Test method for proton exchange membrane
    质子交换膜燃料电池 第3部分:质子交换膜测试方法
    China National Standards
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    GB/T 26642-2022 Non-destructive testing—Industrial computed radiography with storage phosphor imaging plates—General principles for testing of metallic materials using X-rays and gamma rays
    无损检测 基于存储磷光成像板的工业计算机射线照相检测 金属材料X射线和伽玛射线检测总则
    China National Standards
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    GB/T 26116-2022 Internal combustion engine coaxial pumps—Testing method
    内燃机共轴泵 试验方法
    China National Standards
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    GB/T 23536-2022 Superabrasive—Types of synthetic diamond
    超硬磨料  人造金刚石品种
    China National Standards
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    GB/T 10656-2022 Analysis of water used in boiler and cooling system—Determination of zinc
    锅炉用水和冷却水分析方法 锌离子的测定
    China National Standards
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    GB/T 18449.4-2022 Metallic materials—Knoop hardness test—Part 4: Tables of hardness values
    金属材料 努氏硬度试验 第4部分: 硬度值表
    China National Standards
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    GB/T 4340.4-2022 Metallic materials—Vickers hardness test—Part 4:Tables of hardness values
    金属材料 维氏硬度试验 第4部分: 硬度值表
    China National Standards
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    GB/T 3222.2-2022 Acoustics—Description, measurement and assessment of environmental noise—Part 2: Determination of sound pressure levels
    声学 环境噪声的描述、测量与评价 第2部分:声压级测定
    China National Standards
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    GB/T 4854.3-2022 Acoustics—Reference zero for the calibration of audiometric equipment—Part 3:Reference equivalent threshold vibratory force levels for pure tones and bone vibrators
    声学 校准测听设备的基准零级 第3部分: 骨振器纯音基准等效阈振动力级
    China National Standards
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    GB/T 17248.1-2022 Acoustics—Noise emitted by machinery and equipment—Guidelines for the use of basic standards for the determination of emission sound pressure levels at a work station and at other specified positions
    声学 机器和设备发射的噪声 测定工作位置和其他指定位置发射声压级的基础标准使用导则
    China National Standards
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    GB/T 32280-2022 Test method for warp and bow of silicon wafers—Automated non-contact scanning method
    硅片翘曲度和弯曲度的测试  自动非接触扫描法
    China National Standards
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    GB/T 19076-2022 Specifications for sintered metal materials
    烧结金属材料规范
    China National Standards
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    GB/T 23520-2022 Platinum clad anode sheet and plate for cathodic protection
    阴极保护用铂复合阳极板
    China National Standards
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    GB/T 17473.7-2022 Test methods of precious metals pastes used for microelectronics—Part 7: Determination of solderability and solder leaching resistance
    微电子技术用贵金属浆料测试方法 第7部分:可焊性、耐焊性测定
    China National Standards
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    GB/T 39078.2-2022 Safety requirements for escalators and moving walks—Part 2: Safety parameters meeting essential safety requirements
    自动扶梯和自动人行道安全要求  第2部分:满足基本安全要求的安全参数
    China National Standards
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    GB/T 24808-2022 Electromagnetic compatibility for lifts, escalators and moving walks—Immunity
    电梯、自动扶梯和自动人行道的电磁兼容 抗扰度
    China National Standards
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    GB/T 12967.6-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 6: Determination of color and appearance
    铝及铝合金阳极氧化膜及有机聚合物膜检测方法 第6部分:色差和外观质量
    China National Standards
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    GB/T 12966-2022 The methods for determining aluminium and aluminium alloys conductivity using eddy current
    铝及铝合金电导率涡流测试方法
    China National Standards
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    GB/T 12967.5-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 5:Assessment of resistance to cracking
    铝及铝合金阳极氧化膜及有机聚合物膜检测方法 第5部分:抗破裂性的测定
    China National Standards
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    GB/T 12967.4-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 4: Determination of ultraviolet light and heat resistance
    铝及铝合金阳极氧化膜及有机聚合物膜检测方法 第4部分:耐光热性能的测定
    China National Standards
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    GB/T 12967.3-2022 Test methods for anodic oxidation coatings and organic polymer coatings on aluminium and aluminium alloys—Part 3 : Salt spray test
    铝及铝合金阳极氧化膜及有机聚合物膜检测方法 第3部分:盐雾试验
    China National Standards
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    GB/T 6609.30-2022 Chemical analysis methods and determination of physical performance of alumina—Part 30: Determination of trace elements—Wavelength dispersive X-ray fluorescence spectrometric method
    氧化铝化学分析方法和物理性能测定方法 第30部分:微量元素含量的测定 波长色散X射线荧光光谱法
    China National Standards
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    GB/T 24167-2022 Determination of chlorinated toluenes in dye products
    染料产品中氯化甲苯的测定
    China National Standards
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    GB/T 19889.2-2022 Acoustics—Measurement of sound insulation in buildings and of building elements—Part 2 : Determination and application of measurement uncertainties
    声学 建筑和建筑构件隔声测量 第2部分:测量不确定度评定和应用
    China National Standards
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    GB/T 41133-2022 Determination of lycopene, lutein and carotene in tomato products—Ultra performance liquid chromatography(UPLC) method
    番茄制品中番茄红素、叶黄素、胡萝卜素含量的测定  超高效液相色谱法
    China National Standards
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    GB/T 4333.8-2022 Ferrosilicon—Determination of calcium content—Flame atomic absorption spectrometry
    硅铁 钙含量的测定 火焰原子吸收光谱法
    China National Standards
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    GB/T 1819.1-2022 Methods for chemical analysis of tin concentrates—Part 1:Determination of moisture content—Heat drying method
    锡精矿化学分析方法 第1部分:水分含量的测定 热干燥法
    China National Standards
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    GB/T 4296-2022 Inspection method for microstructure of wrought magnesium alloy
    变形镁合金显微组织检验方法
    China National Standards
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    GB/T 22687-2022 Bimetal temperature controls for household and similar use
    家用和类似用途双金属温度控制器
    China National Standards
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    GB/T 7164-2022 Characteristics and test methods of radiation detectors for nuclear reactors
    用于核反应堆的辐射探测器特性及测试方法
    China National Standards
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    GB/T 12157-2022 Determination of dissolved oxygen in water for industrial circulating cooling system and boiler
    工业循环冷却水和锅炉用水中溶解氧的测定
    China National Standards
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    GB/T 31148-2022 Wooden flat pallet—General technical requirement
    木质平托盘 通用技术要求
    China National Standards
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    GB/T 18380.13-2022 Tests on electric and optical fibre cables under fire conditions—Part 13:Test for vertical flame propagation for a single insulated wire or cable—Procedure for determination of flaming droplets/particles
    电缆和光缆在火焰条件下的燃烧试验 第13部分:单根绝缘电线电缆火焰垂直蔓延试验 测定燃烧的滴落(物)/微粒的试验方法
    China National Standards
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    GB/T 24581-2022 Test method for Ⅲ and Ⅴ impurities content in single crystal silicon—Low temperature FT-IR analysis method
    硅单晶中III、V族杂质含量的测定 低温傅立叶变换红外光谱法
    China National Standards
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    GB/T 5577-2022 Specification for the codification of synthetic rubber
    合成橡胶牌号规范
    China National Standards
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    GB/T 3286.11-2022 Methods for chemical analysis of limestone and dolomite—Part 11: Determination of calcium oxide, magnesium oxide, silicon dioxide, aluminium oxide and iron oxide content—Wavelength dispersive X-ray fluorescence spectrometry (Fused cast bead method)
    石灰石及白云石化学分析方法 第11部分:氧化钙、氧化镁、二氧化硅、氧化铝及氧化铁含量的测定 波长色散X射线荧光光谱法(熔铸玻璃片法)
    China National Standards
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    GB/T 3249-2022 Test method for Fisher number of metal powders and related compounds
    金属及其化合物粉末费氏粒度的测定方法
    China National Standards
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    GB/T 9251-2022 Methods for hydrostatic test of gas cylinders
    气瓶水压试验方法
    China National Standards
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    GB/T 15385-2022 Method for hydraulic burst test of gas cylinder
    气瓶水压爆破试验方法
    China National Standards
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    GB/T 1455-2022 Test method for shear properties of sandwich constructions or cores
    夹层结构或芯子剪切性能试验方法
    China National Standards
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    GB/T 41161-2022 Reciprocating internal combustion engines—Measurement method for combustion noise
    往复式内燃机 燃烧噪声测量方法
    China National Standards
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    GB/T 8334-2022 Periodic inspection and evaluation of liquefied petroleum steel gas cylinders
    液化石油气钢瓶定期检验与评定
    China National Standards
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    GB/T 5842-2022 Liquefied petroleum steel gas cylinders
    液化石油气钢瓶
    China National Standards
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    GB/T 19427-2022 Determination of 12 phenolic compounds in propolis— HPLC-MS/MS method and HPLC method
    蜂胶中12种酚类化合物含量的测定 液相色谱-串联质谱法和液相色谱法
    China National Standards
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    GB/T 27748.2-2022 Stationary fuel cell power system—Part 2: Performance test methods
    固定式燃料电池发电系统 第2部分:性能试验方法
    China National Standards
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    GB/T 28817-2022 Single cell test methods for polymer electrolyte fuel cell (PEFC)
    聚合物电解质燃料电池单电池测试方法
    China National Standards
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    GB/T 3871.5-2022 Agricultural tractors—Test procedures—Part 5: Turning and clearance diameters
    农业拖拉机  试验规程  第5部分:转向圆和通过圆直径
    China National Standards
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    GB/T 5988-2022 Refractory products—Determination of permanent change in dimensions on heating
    耐火材料  加热永久线变化试验方法
    China National Standards
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    GB/T 30501-2022 Geological evaluating methods for tight sandstone gas
    致密砂岩气地质评价方法
    China National Standards
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    GB/T 26409-2022 Mobile concrete pump
    流动式混凝土泵
    China National Standards
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    GB/T 41230-2022 Dentistry—Digitizing devices for CAD/CAM systems for indirect dental restorations—Test methods for assessing accuracy
    牙科学 间接牙科修复体CAD/CAM系统数字化设备 准确度评价试验方法
    China National Standards
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    GB/T 8446.2-2022 Heat sinks for power semiconductor devices—Part 2: Measurement methods of thermal resistance and inlet-outlet fluid pressure drop
    电力半导体器件用散热器  第2部分:热阻和流阻测量方法
    China National Standards
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    GB/T 17951-2022 General technical conditions of hard magnetic materials
    硬磁材料一般技术条件
    China National Standards
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    GB/T 16507.7-2022 Water-tube Boilers - Part 7: Safety Appurtenances and Instruments
    水管锅炉  第7部分:安全附件和仪表
    China National Standards
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    GB/T 41239-2022 Public telecom network—Requirements for vehicle information service
    公众电信网 汽车信息服务要求
    China National Standards
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    GB/T 41158.5-2022 Three-dimensional process planning for mechanical products—Part 5:Detailed design
    机械产品三维工艺设计 第5部分:详细设计
    China National Standards
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    GB/T 41235-2022 Specification for interaction between internet of energy and energy storage system
    能源互联网与储能系统互动规范
    China National Standards
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    GB/T 41236-2022 Specification for interaction between internet of energy and distributed resources
    能源互联网与分布式电源互动规范
    China National Standards
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    GB/T 4725-2022 Epoxide woven glass fabric copper-clad laminated sheets for printed circuits
    印制电路用覆铜箔环氧玻纤布层压板
    China National Standards
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    GB/T 41234-2022 Specification of quality control of reference materials for RNA virus detection of aquatic animals—Armored RNA
    水生动物RNA病毒核酸检测参考物质质量控制规范 假病毒
    China National Standards
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    GB/T 17737.8-2022 Coaxial communication cables—Part 8: Sectional specification for semi-flexible cables with polytetrafluoroethylene (PTFE) dielectric
    同轴通信电缆 第8部分:聚四氟乙烯绝缘半柔电缆分规范
    China National Standards
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    GB/T 17737.801-2022 Coaxial communication cables—Part 8-1: Blank detail specification for semi-flexible cables with polytetrafluoroethylene (PTFE) dielectric
    同轴通信电缆 第8-1部分:聚四氟乙烯绝缘半柔电缆空白详细规范
    China National Standards
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    GB/T 26982-2022 Determination of wax content in crude oil
    原油蜡含量的测定
    China National Standards
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    GB/T 19145-2022 Determination for total organic carbon in sedimentary rock
    沉积岩中总有机碳测定
    China National Standards
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    GB/T 16931-2022 Classification of winter para sports athletes
    残疾人冬季运动项目运动员分级
    China National Standards
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    GB 9706.222-2022 Medical electrical equipment - Part 2-22: Particular requirements for the basic safety and essential performance of laser equipment for surgical, orthopedic, therapeutic and diagnostic use
    医用电气设备 第2-22部分:外科、整形、治疗和诊断用激光设备的基本安全和基本性能专用要求
    China National Standards
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    GB/T 29461-2012 No. 1 Amendment List for Ultrasonic Testing of Polyethylene Pipeline Electrofusion Joints
    聚乙烯管道电熔接头超声检测《第1号修改单》
    China National Standards
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    GB/T 41331-2022 Determination of Arsenic, Mercury, Antimony and Selenium in Dye Products - Atomic Fluorescence Spectrometry
    染料产品中砷、汞、锑、硒的测定 原子荧光光谱法
    China National Standards
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    GB/T 41355-2022 Machinery safety Dynamic safety distance between autonomous mobile machinery and human body Determination method
    机械安全  自主移动式机械与人体之间的动态安全距离  确定方法
    China National Standards
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    GB/T 41350-2022 Remanufacturing Energy saving and emission reduction evaluation index and calculation method
    再制造 节能减排评价指标及计算方法
    China National Standards
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    GB/T 41346.1-2022 Safety of machinery - Safety protection for the transfer of machinery and equipment - Part 1: Structural design criteria
    机械安全 机械装备转运安全防护 第1部分:结构设计准则
    China National Standards
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    GB/T 41344.4-2022 Machinery Safety Risk Warning Part 4: Measures
    机械安全 风险预警 第4部分:措施
    China National Standards
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    GB/T 41344.3-2022 Safety of machinery - Risk warning - Part 3: Classification
    机械安全 风险预警 第3部分:分级
    China National Standards
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    GB/T 41344.2-2022 Safety of machinery - Risk warning - Part 2: Monitoring
    机械安全 风险预警 第2部分:监测
    China National Standards
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    GB/T 41344.1-2022 Safety of machinery - Risk warning - Part 1: General
    机械安全 风险预警 第1部分:通则
    China National Standards
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    GB/T 41346.2-2022 Safety of machinery-Transportation safety protection of machinery and equipment-Part 2: Safety requirements for tensioning devices
    机械安全 机械装备转运安全防护 第2部分:拉紧装置安全要求
    China National Standards
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    GB/T 41351-2022 Safety of machinery - Safety-related wireless control devices - General specifications
    机械安全 安全相关无线控制装置 通用技术条件
    China National Standards
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    GB/T 41347-2022 Test method for rub resistance of flexible packaging materials
    柔性包装材料耐揉搓性能的测试方法
    China National Standards
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    GB/T 41356-2022 Superabrasive products - Test method for cutting performance of diamond circular saw blades
    超硬磨料制品  金刚石圆锯片切割性能测试方法
    China National Standards
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    GB/T 41311.1-2022 Acoustics - Describe the quantity of underwater noise from ships and methods of measurement - Part 1: Requirements for precision measurements in deep water for comparison purposes
    声学 描述船舶水下噪声的量及其测量方法 第1部分:用于比对目的的深水精密测量要求
    China National Standards
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    GB/T 41276-2022 Limits and detection methods of Phosphorus and its analogues in organophosphorus insecticides
    有机磷类杀虫剂中治螟磷及其类似物限量及检测方法
    China National Standards
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    GB/T 41306-2022 General Requirements for Internet-Based Personal Knowledge Services
    基于互联网的个人知识服务通用要求
    China National Standards
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    GB/T 41304.2-2022 Knowledge Management Methods and Tools Part 2: Designing Rational Knowledge Modeling
    知识管理方法和工具 第2部分:设计理性知识建模
    China National Standards
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    GB/T 41304.1-2022 Knowledge management methods and tools Part 1: Process knowledge management
    知识管理方法和工具 第1部分:工艺知识管理
    China National Standards
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    GB/T 41274-2022 Programmable Control System Endogenous Safety Architecture
    可编程控制系统内生安全体系架构
    China National Standards
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    GB/T 41404-2022 Determination of platinum content in platinum alloys Spark atomic emission spectrometry (subtraction method)
    铂合金中铂含量的测定  火花原子发射光谱法(差减法)
    China National Standards
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    GB/T 41330-2022 Analysis method of boiler water and cooling water Determination of trace copper, iron, sodium, calcium, magnesium content Inductively coupled plasma mass spectrometry (ICP-MS) method
    锅炉用水和冷却水分析方法  痕量铜、铁、钠、钙、镁含量的测定  电感耦合等离子体质谱(ICP-MS)法
    China National Standards
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    GB/T 41327-2022 Test method for grip performance of passenger car tires on ice
    轿车轮胎冰地抓着性能试验方法
    China National Standards
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