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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. |
| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| GB/T 11067.1-2006 |
Methods for chemical analysis of silver - Determination of silver content - Silver chloride precipitation-Flame atomic absorption spectromeTric method 银化学分析方法 银量的测定 氯化银沉淀-火焰原子吸收光谱法 |
China National Standards Tri |
 English PDF |
| GB/T 752-2006 |
Potassium chlorate for indusTrial use 工业氯酸钾 |
China National Standards Tri |
English PDF |
| GB/T 6365-2006 |
Surface active agents - Determination of free alkalinity or free acidity - TiTrimetric method 表面活性剂 游离碱度或游离酸度的测定 滴定法 |
China National Standards Tri |
English PDF |
| GB/T 11200.1-2006 |
Sodium hydroxide for indusTrial use - Determination of sodium chlorate content - O-Tolidine spectrometric method 工业用氢氧化钠 氯酸钠含量的测定 邻-联甲苯胺分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 20574-2006 |
Method for determination of total flavonoids in propolis - ColorimeTric method 蜂胶中总黄酮含量的测定方法 分光光度比色法 |
China National Standards Tri |
English PDF |
| GB/T 1516-2006 |
Manganese ores - Determination of arsenic content - Silver diethyldithiocarbamate spectrophotomeTric method 锰矿石 砷含量的测定 二乙氨基二硫代甲酸银分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 1513-2006 |
Manganese ores - Determination of calcium and magnesium contents -Flame atomic absorption spectromeTric method 锰矿石 钙和镁含量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 1511-2006 |
Manganese ores - Determination of calcium and magnesium contents - EDTA tiTrimetric method 锰矿石 钙和镁含量的测定 EDTA滴定法 |
China National Standards Tri |
English PDF |
| GB/T 1509-2006 |
Manganese ores - Determination of silicon content - Perchloric acid dehydration gravimeTric method 锰矿石 硅含量的测定 高氯酸脱水重量法 |
China National Standards Tri |
English PDF |
| GB/T 1507-2006 |
Manganese Ores - Determination of active oxygen content - Potassium dichromate tiTrimetric method 锰矿石 有效氧含量的测定 重铬酸钾滴定法 |
China National Standards Tri |
English PDF |
| GB 20683-2006 |
Tribenuron-methyl technical 苯磺隆原药 |
China National Standards Tri |
English PDF |
| GB 20680-2006 |
10% Tribenuron-methyl wettable powders 10%苯磺隆可湿性粉剂 |
China National Standards Tri |
English PDF |
| GB/T 673-2006 |
Chemical reagent - Arsenic Trioxide 化学试剂 三氧化二砷 |
China National Standards Tri |
English PDF |
| GB/T 6912.1-2006 |
Methods for analysis of water for boiler and for cooling determination of nitrates and niTrites - Part 1: Ultraviolet spectrophotometry for nitrates 锅炉用水和冷却水分析方法 硝酸盐和亚硝酸盐的测定 第1部分：硝酸盐紫外光度法 |
China National Standards Tri |
English PDF |
| GB/T 538-2006 |
Boric acid for indusTrial use 工业硼酸 |
China National Standards Tri |
English PDF |
| GB/T 7373-2006 |
Monochlorodifluoro methane for indusTrial uses 工业用二氟一氯甲烷（HCFC-22） |
China National Standards Tri |
English PDF |
| GB/T 12684-2006 |
Methods of test for boron compound for indusTrial use 工业硼化物 分析方法 |
China National Standards Tri |
English PDF |
| GB/T 12148-2006 |
Analysis of water used in boiler and cooling system - Determination of total silicon - PhotomeTric method by conversion with hydrofluoric acid for low silicon 锅炉用水和冷却水分析方法 全硅的测定 低含量硅氢氟酸转换法 |
China National Standards Tri |
English PDF |
| GB 4706.12-2006 |
Safety of household and similar elecTrical appliances―Particular requirements for storage water heaters 家用和类似用途电器的安全 储水式热水器的特殊要求 |
China National Standards Tri |
English PDF |
| GB 14536.19-2006 |
Automatic elecTrical controls for household and similar use - Particular requirements for electrically operated gas valves, including mechanical requirements 家用和类似用途电自动控制器 电动燃气阀的特殊要求，包括机械要求 |
China National Standards Tri |
English PDF |
| GB 14536.18-2006 |
Automatic elecTrical controls for household and similar use - Particular requirements for automatic electrical water level controls of the float type for household and similar applications 家用和类似用途电自动控制器 家用和类似应用浮子型水位控制器的特殊要求 |
China National Standards Tri |
English PDF |
| GB 7251.3-2006 |
Low-voltage switchgear and controlgear assemblies - Part 3: Particular requirements for Low-voltage switchgear and controlgear assemblies intended to be installed in places where unskilled persons have access for their use - DisTribution boards 低压成套开关设备和控制设备 第3部分：对非专业人员可进入场地的低压成套开关设备和控制设备-配电板的特殊要求 |
China National Standards Tri |
English PDF |
| GB 20701-2006 |
Tricyclazole wettable powders 三环唑可湿性粉剂 |
China National Standards Tri |
English PDF |
| GB 12685-2006 |
Tricyclazole technical 三环唑原药 |
China National Standards Tri |
English PDF |
| GB/T 11405-2006 |
Dibutylphthalate for indusTrial use 工业邻苯二甲酸二丁酯 |
China National Standards Tri |
English PDF |
| GB/T 8152.9-2006 |
Methods for chemical analysis of lead concentrates―Determination of magnesium oxide content―Flame atomic absorption spectromeTric method 铅精矿化学分析方法 氧化镁的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 8152.7-2006 |
Methods for chemical analysis of lead concentrates―Determination of copper content―Flame atomic absorption spectromeTric method 铅精矿化学分析方法 铜量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 8152.3-2006 |
Methods for chemical analysis of lead concentrates―Determination of aluminium(III)oxide content―Chromazurol S spectrophotomeTric method 铅精矿化学分析方法 三氧化二铝量的测定 铬天青S分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 8152.12-2006 |
Methods for chemical analysis of lead concentrates―Determination of cadmium content―Flame atomic absorption spectromeTric method 铅精矿化学分析方法 镉量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 8152.10-2006 |
Methods for chemical analysis of lead concentrates―Determination of silver and gold content―Fire assay and flame atomic absorption spectromeTric method using scorification or cupellation 铅精矿化学分析方法 银量和金量的测定 铅析或灰吹火试金和火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 1819.17-2006 |
Methods for chemical analysis of tin concentrates―Determination of mercury content―The cold vapor atomic absorption spectromeTric method 锡精矿化学分析方法 汞量的测定 冷原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 1819.16-2006 |
Methods for chemical analysis of tin concentrates―Determination of silver content―Flame atomic absoption spectromeTric method 锡精矿化学分析方法 银量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 1819.14-2006 |
Methods for chemical analysis of tin concentrates―Determination of copper content―Flame atomic absorption spectromeTric method 锡精矿化学分析方法 铜量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 50297-2006 |
Standard for basic terms of elecTric power engineering 电力工程基本术语标准 |
China National Standards Tri |
English PDF |
| GB/T 3318-2006 |
Test methods for elecTric locomotives on completion of construction and before entry into service 电力机车制成后投入使用前的试验方法 |
China National Standards Tri |
English PDF |
| GB 20600-2006 |
Framing structure, Channel coding and modulation for digital television terresTrial broadcasting system 数字电视地面广播传输系统帧结构、信道编码和调制 |
China National Standards Tri |
English PDF |
| GB/T 6730.63-2006 |
Iron ores―Determination of aluminum,calcium,magnesium,manganese,phosphorus,silicon and titanium content―Inductively coupled plasma atomic emission spectromeTric method 铁矿石 铝、钙、镁、锰、磷、硅和钛含量的测定 电感耦合等离子体发射光谱法 |
China National Standards Tri |
English PDF |
| GB/T 5195.5-2006 |
Fluorspar―Determination of total sulfur content―The iodomeTric method after combustion 萤石 总硫含量的测定 燃烧碘量法 |
China National Standards Tri |
English PDF |
| GB/T 5195.4-2006 |
Fluorspar―Determination of sulfide content―IodomeTric method 萤石 硫化物含量的测定 碘量法 |
China National Standards Tri |
English PDF |
| GB/T 5195.3-2006 |
Fluorspar―Determination of loss in mass at 105℃―GravimeTric method 萤石 105℃质损量的测定 重量法 |
China National Standards Tri |
English PDF |
| GB/T 5195.11-2006 |
Fluorspar―Determination of manganese content―The periodate spectrophotomeTric method 萤石 锰含量的测定 高碘酸盐分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 5195.10-2006 |
Fluorspar―Determination of iron content―1,10-phenanthroline spectrophotomeTric method 萤石 铁含量的测定 邻二氮杂菲分光光度法 |
China National Standards Tri |
English PDF |
| GB/T 14853.2-2006 |
Rubber compounding ingredients―Carbon black―Part 2: pelletized-Determination of fines content and pellet atTrition 橡胶用造粒炭黑 第2部分： 细粉含量和粒子磨损量的测定 |
China National Standards Tri |
English PDF |
| GB 9706.29-2006 |
Medical elecTrical equipment―Part 2: Particular requirements for the safety and essential performance of anaesthetic systems 医用电气设备 第2部分：麻醉系统的安全和基本性能专用要求 |
China National Standards Tri |
English PDF |
| GB 9706.28-2006 |
Medical elecTrical equipment―Part 2: Particular requirements for the safety of lung ventilators―Critical care ventilators 医用电气设备 第2部分: 呼吸机安全专用要求 治疗呼吸机 |
China National Standards Tri |
English PDF |
| GB/T 20438.7-2006 |
Functional safety of elecTrical/electronic/programmable electronic safety-related systems―Part 7: Overview of techniques and measures 电气/电子/可编程电子安全相关系统的功能安全 第7部分: 技术和措施概述 |
China National Standards Tri |
English PDF |
| GB/T 20438.6-2006 |
Functional safety of elecTrical/electronic/programmable electronic safety-related systems―Part 6: Guidelines on the application of GB/T 20438.2 and GB/T 20438.3 电气/电子/可编程电子安全相关系统的功能安全 第6部分: GB/T 20438.2 和GB/T 20438.3 的应用指南 |
China National Standards Tri |
English PDF |
| GB/T 20438.5-2006 |
Functional safety of elecTrical/electronic/programmable electronic safety-related systems―Part 5: Examples of methods for the determination of safety integrity levels 电气/电子/可编程电子安全相关系统的功能安全 第5部分: 确定安全完整性等级的方法示例 |
China National Standards Tri |
English PDF |
| GB/T 20438.4-2006 |
Functional safety of elecTrical/electronic/programmable electronic safety-related systems―Part 4: Definitions and abbreviations 电气/电子/可编程电子安全相关系统的功能安全 第4部分: 定义和缩略语 |
China National Standards Tri |
English PDF |
| GB/T 20438.3-2006 |
Functional safety of elecTrical/electronic/programmable electronic safety-related systems―Part 3: Software requirements 电气/电子/可编程电子安全相关系统的功能安全 第3部分: 软件要求 |
China National Standards Tri |
English PDF |
| GB/T 20438.2-2006 |
Functional safety of elecTrical/electronic/programmable electronic safety-related systems―Part 2: Requirements for electrical/electronic/programmable electronic safety-related systems 电气/电子/可编程电子安全相关系统的功能安全 第2部分: 电气/电子/可编程电子安全相关系统的要求 |
China National Standards Tri |
English PDF |
| GB/T 20438.1-2006 |
Functional safety of elecTrical/electronic/programmable electronic safety-related systems―Part 1: General requirements 电气/电子/可编程电子安全相关系统的功能安全 第1部分: 一般要求 |
China National Standards Tri |
English PDF |
| GB/T 16407-2006 |
Acoustics―Characteristics and measurements of field of Pressure pulse lithoTripters 声学 医用体外压力脉冲碎石机的声场特性和测量 |
China National Standards Tri |
English PDF |
| GB/T 20337-2006 |
Milling cutters mounted on cenTring arbors having a 7:24 taper - lnsered tooth cutters 装在7:24锥柄心轴上的镶齿套式面铣刀 |
China National Standards Tri |
English PDF |
| GB/T 20322-2006 |
Petroleum and natural gas indusTries - Reciprocating compressors 石油及天然气工业用往复压缩机 |
China National Standards Tri |
English PDF |
| GB 50170-2006 |
Erection works of elecTrical installations Code of construction and acceptance of rotating electrical machines 电气装置安装工程旋转电机施工及验收规范 |
China National Standards Tri |
English PDF |
| GB 50168-2006 |
Erection works of elecTrical installations Code for construction and acceptance of cable levels 电气装置安装工程电缆线路施工及验收规范 |
China National Standards Tri |
English PDF |
| GB/Z 20308-2006 |
GeomeTrical product specifications(GPS) - Masterplan 产品几何技术规范(GPS) 总体规划 |
China National Standards Tri |
English PDF |
| GB/T 20346.2-2006 |
Equipment for disTributing fertilizers - Test methods - Part 2: Fertilizer distributors in lines 施肥机械 试验方法 第2部分: 行间施肥机 |
China National Standards Tri |
English PDF |
| GB/T 20346.1-2006 |
Equipment for disTributing fertilizers - Test methods - Part 1: Full width fertilizer distributors 施肥机械 试验方法 第1部分: 全幅宽施肥机 |
China National Standards Tri |
English PDF |
| GB/T 20344-2006 |
Agricultural tractors and machinery - ElecTrical power transmission connectors 农业拖拉机和机械 电力传输联接器 |
China National Standards Tri |
English PDF |
| GB/T 18778.3-2006 |
GeomeTrical Product Specifications(GPS) - Surface texture: Profile method - Surface having stratified functional properties - Part 3: Height characterization using the material probability curve 产品几何技术规范(GPS) 表面结构 轮廓法 具有复合加工特征的表面 第3部分: 用概率支承率曲线表征高度特性 |
China National Standards Tri |
English PDF |
| GB/T 16857.6-2006 |
GeomeTrical Product Specifications (GPS) - Acceptance and reverification tests for coordinate measuring machines (CMM) - Part 6: Estimation of errors in computing Gaussian associated features 产品几何技术规范(GPS) 坐标测量机的验收检测和复检检测 第6部分:计算高斯拟合要素的误差的评定 |
China National Standards Tri |
English PDF |
| GB/T 16857.2-2006 |
GeomeTrical Product Specifications(GPS) - Acceptance and reverification tests for coordinate measuring machines(CMM) - Part 2: CMMs used for measuring size 产品几何技术规范(GPS) 坐标测量机的验收检测和复检检测 第2部分: 用于测量尺寸的坐标测量机 |
China National Standards Tri |
English PDF |
| GB/T 131-2006 |
GeomeTrical Product Specifications (GPS) - Indication of surface texture in technical Product documentation 产品几何技术规范(GPS) 技术产品文件中表面结构的表示法 |
China National Standards Tri |
English PDF |
| GB/T 10429-2006 |
Single-stage cenTripetal turbine torque converters―Types and basic parameters 单级向心涡轮液力变矩器 型式和基本参数 |
China National Standards Tri |
English PDF |
| GB/T 20420-2006 |
Lubricants, indusTrial oils and related products (class L)-Family E (internal combustion engine oils)-Specifications for two-stroke-cycle gasoline engine oils (categories EGB, EGC and EGD) 润滑剂、工业用油和相关产品（L类）-E组（内燃机油）-二冲程汽油发动机油（EGB、EGC和EGD） |
China National Standards Tri |
English PDF |
| GB/T 8269-2006 |
CiTric acid 柠檬酸 |
China National Standards Tri |
English PDF |
| GB/T 4326-2006 |
ExTrinsic semiconductor single crystals measurement of Hall mobility and Hall coefficient 非本征半导体单晶霍尔迁移率和霍尔系数测量方法 |
China National Standards Tri |
English PDF |
| GB/T 3630-2006 |
Niobium sheet，sTrip and foil 铌板材、带材和箔材 |
China National Standards Tri |
English PDF |
| GB/T 3629-2006 |
Tantalum and tantalum alloy sheet，sTrip and foil 钽及钽合金板材、带材和箔材 |
China National Standards Tri |
English PDF |
| GB/T 13542.6-2006 |
Film for elecTrical insulation - Part 6: Polyimide films for electrical insulation 电气绝缘用薄膜 第6部分：电气绝缘用聚酰亚胺薄膜 |
China National Standards Tri |
English PDF |
| GB/T 13542.3-2006 |
Film for elecTrical insulation - Part 3: Biaxially oriented polypropylene films for capacitors 电气绝缘用薄膜 第3部分：电容器用双轴定向聚丙烯薄膜 |
China National Standards Tri |
English PDF |
| GB/Z 20288-2006 |
General disassembly requirements for testing hazardous substances in elecTrical and electronic products 电子电气产品中有害物质检测样品拆分通用要求 |
China National Standards Tri |
English PDF |
| GB/T 20290-2006 |
ElecTric dishwashers for household use - Methods for measuring the performance 家用电动洗碗机性能测试方法 |
China National Standards Tri |
English PDF |
| GB/T 20289-2006 |
ElecTrical storage water heaters 储水式电热水器 |
China National Standards Tri |
English PDF |
| GB/T 20389-2006 |
Determination of acryloniTrile residues in acrylic fibre 腈纶纤维中丙烯腈残留量的测定 |
China National Standards Tri |
English PDF |
| GB/T 20359-2006 |
Product of geographical indication - Huangshan Tribute chrysanthemum 地理标志产品 黄山贡菊 |
China National Standards Tri |
English PDF |
| GB/T 20246-2006 |
Acoustics - Determination of sound power levels of multisource indusTrial plants for evaluation of sound pressure levels in the environment - Engineering method 声学 用于评价环境声压级的多声源工厂的声功率级测定 工程法 |
China National Standards Tri |
English PDF |
| GB/T 20171-2006 |
EPA system architecture and communication specification for use in indusTrial control and measurement systems 用于工业测量与控制系统的EPA系统结构与通信规范 |
China National Standards Tri |
English PDF |
| GB/T 18272.8-2006 |
IndusTrial-process measurement and control-Evaluation of system properties for the purpose of system assessment-Part8:Assessment of non-task-reated system properties 工业过程测量和控制 系统评估中系统特性的评定 第8部分：与任务无关的系统特性评估 |
China National Standards Tri |
English PDF |
| GB/T 18272.7-2006 |
IndusTrial-process measurement and control-Evaluation of system properties for the purpose of system assessment-Part7:Assessment of system safety 工业过程测量和控制 系统评估中系统特性的评定 第7部分：系统安全性评估 |
China National Standards Tri |
English PDF |
| GB/T 18272.6-2006 |
IndusTrial-process measurement and control-Evaluation of system properties for the purpose of system assessment-Part6:Assessment of system operability 工业过程测量和控制 系统评估中系统特性的评定 第6部分：系统可操作性评估 |
China National Standards Tri |
English PDF |
| GB/T 18272.4-2006 |
IndusTrial process measurement and control-Evaluation of system properties for the purpose of system assessment-Part 4:Assessment of system performance 工业过程测量和控制 系统评估中系统特性的评定 第4部分：系统性能评估 |
China National Standards Tri |
English PDF |
| GB/T 20255.5-2006 |
Methods for chemical analysis of hardmetals - Determination of chromium content - Flame atomic absorption spectromeTric method 硬质合金化学分析方法 铬量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 20255.4-2006 |
Methods for chemical analysis of hardmetals - Determination of cobalt, iron, manganese, molybdenum, nickel, titanium and vanadium contents - Flame atomic absorption spectromeTric method 硬质合金化学分析方法 钴、铁、锰、钼、镍、钛和钒量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 20255.3-2006 |
Methods for chemical analysis of hardmetals - Determination of molybdenum, titanium and vanadium contents - Flame atomic absorption spectromeTric method 硬质合金化学分析方法 钼、钛和钒量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 20255.2-2006 |
Methods for chemical analysis of hardmetals - Determination of cobalt, iron, manganese and nickel contents - Flame atomic absorption spectromeTric method 硬质合金化学分析方法 钴、铁、锰和镍量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 20255.1-2006 |
Methods for chemical analysis of hardmetals - Determination of calcium, potassium, magnesium and sodium contents - Flame atomic absorption spectromeTric method 硬质合金化学分析方法 钙、钾、镁和钠量的测定 火焰原子吸收光谱法 |
China National Standards Tri |
English PDF |
| GB/T 20253-2006 |
Nickel plated punched steel sTrip for rechargeable battery 可充电电池用冲孔镀镍钢带 |
China National Standards Tri |
English PDF |
| GB 3836.16-2006 |
ElecTrical apparatus for explosive gas atmospheres―Part 16: Inspection and maintenance of electrical installation(other than mines) 爆炸性气体环境用电气设备 第16部分: 电气装置的检查和维护（煤矿除外） |
China National Standards Tri |
English PDF |
| GB 1971-2006 |
Rotating elecTrical machines―Terminal markings and direction of rotation 旋转电机 线端标志与旋转方向 |
China National Standards Tri |
English PDF |
| GB/T 20235-2006 |
Technical specification for silver-tin oxide elecTric contact materials 银氧化锡电触头材料技术条件 |
China National Standards Tri |
English PDF |
| GB/T 10069.1-2006 |
Measurement of airborne noise emitted by rotating elecTrical machines and the noise limits Part 1: Method for the measurement of airborne noise emitted by rotating electrical machines 旋转电机噪声测定方法及限值 第1部分：旋转电机噪声测定方法 |
China National Standards Tri |
English PDF |
| GB/T 20170.1-2006 |
Test methods for physical characters of rare earth metals and their compounds Determination for particle size disTribution of rare earth compounds 稀土金属及其化合物物理性能测试方法 稀土化合物粒度分布的测定 |
China National Standards Tri |
English PDF |
| GB/T 18115.12-2006 |
Chemical analysis methods of rare earth impurities in rare earth metals and their oxides YtTrium-Determination of lanthanum, cerium, praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium and lut 稀土金属及其氧化物中稀土杂质化学分析方法 钇中镧、铈、镨、钕、钐、铕、钆、铽、镝、钬、铒、铥、镱和镥量的测定 |
China National Standards Tri |
English PDF |
| GB/T 14468.2-2006 |
IndusTrial robot -- Mechanical interface Part 2: Shafts 工业机器人 机械接口 第2部分：轴类 |
China National Standards Tri |
English PDF |
| GB/T 14468.1-2006 |
IndusTrial robot -- Mechanic interface Part 1: Plates 工业机器人 机械接口 第1部分：板类 |
China National Standards Tri |
English PDF |
| GB/T 20220-2006 |
Plastics - Film and sheeting - Determination of average thickness of a sample, and average thickness and yield of a roll, by gravimeTric techniques (gravimetric thickness) 塑料薄膜和薄片 样品平均厚度，卷平均厚度及单位质量面积的测定 称量法（称量厚度） |
China National Standards Tri |
English PDF |
| GB/T 14459-2006 |
Sampling inspection rules by atTributes for precious metal adornment 贵金属饰品计数抽样检验规则 |
China National Standards Tri |
English PDF |
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