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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 50874-2013 |
Code for structure design on semi-underground storage bin in coal industry 煤炭工业半地下储仓建筑结构设计规范 |
China National Standards under |
 English PDF |
| GB/T 14598.127-2013 |
Measuring relays and protection equipment - Part 127: Functional requirements for over/under voltage protection 量度继电器和保护装置 第127部分：过/欠电压保护功能要求 |
China National Standards under |
English PDF |
| GB/T 29521-2013 |
Safety specification for underground mining of tungsten mine 钨矿山地下开采安全生产规范 |
China National Standards under |
English PDF |
| GB 29444-2012 |
The norm of the energy consumption per unit product of coal underground mining 煤炭井工开采单位产品能源消耗限额 |
China National Standards under |
English PDF |
| GB/T 15370.1-2012 |
General requirement of agricultural tractors - Part 1: under 50 kW wheeled tractors 农业拖拉机 通用技术条件 第1部分：50kW以下轮式拖拉机 |
China National Standards under |
English PDF |
| GB 29432-2012 |
Nomenclature of undersea feature names 海底地名命名 |
China National Standards under |
English PDF |
| GB/T 29255-2012 |
Textiles - Tests for colour fastness - Colour fastness to domestic and commercial laundering using a non-phosphate reference detergent incorporating a low-temperature bleach activator 纺织品 色牢度试验 使用含有低温漂白活性剂无磷标准洗涤剂的耐家庭和商业洗涤色牢度 |
China National Standards under |
English PDF |
| GB/T 14598.151-2012 |
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection 量度继电器和保护装置 第151部分：过/欠电流保护功能要求 |
China National Standards under |
English PDF |
| GB 4706.108-2012 |
Household and similar electrical appliances-Safety - Part 2: Particular requirements for heated carpets and for heating units for room heating installed under removable floor coverings 家用和类似用途电器的安全 第2部分：电热地毯和安装在可移动地板覆盖物下方的用于加热房间的电热装置的特殊要求 |
China National Standards under |
English PDF |
| GB 19215.3-2012 |
Cable trunking and ducting systems for electrical installations - Part 2-2: Particular requirements - Cable trunking systems and cable ducting systems intended for underfloor and flushfloor installations 电气安装用电缆槽管系统 第2部分：特殊要求 第2节：安装在地板下和与地板齐平的电缆槽管系统 |
China National Standards under |
English PDF |
| GB/Z 28818-2012 |
Selection guide for polymeric materials for outdoor use under HV stress 高电压下户外用聚合物材料的选用导则 |
China National Standards under |
English PDF |
| GB/Z 25842.2-2012 |
Low-voltage switchgear and controlgear - Over-current protective devices - Part 2: Selectivity under over-current conditions 低压开关设备和控制设备 过电流保护电器 第2部分：过电流条件下的选择性 |
China National Standards under |
English PDF |
| GB/T 28659-2012 |
Standard of cultivation technique on shawo radish under protective measures 保护地沙窝萝卜栽培技术规范 |
China National Standards under |
English PDF |
| GB/T 9292-2012 |
Surface active agents method of testing of the migration action of levelling agents for disperse dyes on dyeing polyester textiles under high temperature condition 表面活性剂 高温条件下分散染料染聚酯织物用匀染剂的移染性测试法 |
China National Standards under |
English PDF |
| GB/T 28590-2012 |
Classification and code for urban underground facilities 城市地下空间设施分类与代码 |
China National Standards under |
English PDF |
| GB 50729-2012 |
Code for acceptance of construction quality of ±800kV & under HVDC converter substation ±800kV及以下直流换流站土建工程施工质量验收规范 |
China National Standards under |
English PDF |
| GB/T 28279.2-2012 |
Plain bearings - Hydrostatic plain journal bearings with drainage grooves under steady-state conditions - Part 2: Characteristic values for calculation of oil-lubricated plain journal bearings with drainage grooves 滑动轴承 稳态条件下带回油槽流体静压径向滑动轴承 第2部分：带回油槽油润滑径向滑动轴承计算的特性值 |
China National Standards under |
English PDF |
| GB/T 28279.1-2012 |
Plain bearing - Hydrostatic plain journal bearings with drainage grooves under steady-state conditions - Part 1: Calculation of oil-lubricated plain journal bearings with drainage grooves 滑动轴承 稳态条件下带回油槽流体静压径向滑动轴承 第1部分：带回油槽油润滑径向滑动轴承的计算 |
China National Standards under |
English PDF |
| GB/T 28278.2-2012 |
Plain bearings - Hydrostatic plain journal bearings without drainage grooves under steady-state conditions - Part 2: Characteristic values for calculation of oil-lubricated plain journal bearings without drainage grooves 滑动轴承 稳态条件下不带回油槽流体静压径向滑动轴承 第2部分：不带回油槽油润滑径向滑动轴承计算的特性值 |
China National Standards under |
English PDF |
| GB/T 28278.1-2012 |
Plain bearings - Hydrostatic plain journal bearings without drainage grooves under steady-state conditions - Part 1: Calculation of oil-lubricated plain journal bearings without drainage grooves 滑动轴承 稳态条件下不带回油槽流体静压径向滑动轴承 第1部分：不带回油槽油润滑径向滑动轴承的计算 |
China National Standards under |
English PDF |
| GB/T 28192-2011 |
Surface active agents - Detergents - Determination of anionic-active matter hydrolyzable and non-hydrolyzable under acid conditions 表面活性剂 洗涤剂 在酸性条件下可水解和不可水解的阴离子活性物的测定 |
China National Standards under |
English PDF |
| GB/T 27734-2011 |
Polypropylene（PP）valves for pipes under pressure - Basic dimensions - Metric series 压力管道用聚丙烯（PP）阀门 基本尺寸 公制系列 |
China National Standards under |
English PDF |
| GB/T 18477.2-2011 |
Unplasticized polyvinyl chloride (PVC-U) structure wall pipeline system for underground soil waste and draindge - Part 2: Ultra-Rib pipes 埋地排水用硬聚氯乙烯(PVC-U)结构壁管道系统 第2部分：加筋管材 |
China National Standards under |
English PDF |
| GB 27881-2011 |
Safety requirements for working on high voltage equipment underwater 水下高电压设备作业安全要求 |
China National Standards under |
English PDF |
| GB/T 14369-2011 |
Acoustics - Measurement methods of insertion loss，echo reduction and sound absorption coefficient for underwater acoustical material samples 声学 水声材料样品插入损失、回声降低和吸声系数的测量方法 |
China National Standards under |
English PDF |
| GB/T 19277.1-2011 |
Determination of the ultimate aerobic biodegradability of plastic materials under controlled composting conditions - Method by analysis of evolved carbon dioxide - Part 1: General method 受控堆肥条件下材料最终需氧生物分解能力的测定 采用测定释放的二氧化碳的方法 第1部分：通用方法 |
China National Standards under |
English PDF |
| GB/T 28005-2011 |
Paper underpants 纸内裤 |
China National Standards under |
English PDF |
| GB/T 15801-2011 |
Rules for monitoring and forecast of the cotton pink bollworm [Pectinophora gossypiella（Saunders）] 棉红铃虫测报技术规范 |
China National Standards under |
English PDF |
| GB/T 26620-2011 |
Marbled flounder 钝吻黄盖鲽 |
China National Standards under |
English PDF |
| GB 26511-2011 |
Front underrun protective requirements for commercial vehicle 商用车前下部防护要求 |
China National Standards under |
English PDF |
| GB 14621-2011 |
Limits and measurement methods for exhaust pollutants from motorcycles and mopeds under two-speed idle conditions 摩托车和轻便摩托车排气污染物排放限值及测量方法（双怠速法） |
China National Standards under |
English PDF |
| GB 50208-2011 |
Code for acceptance of construction quality of underground waterproof 地下防水工程质量验收规范 |
China National Standards under |
English PDF |
| GB 50652-2011 |
Code for risk management of underground works in urban rail transit 城市轨道交通地下工程建设风险管理规范 |
China National Standards under |
English PDF |
| GB/T 23319.3-2010 |
Textiles - Determination of spirality after laundering - Part 3: Woven and knitted garments 纺织品 洗涤后扭斜的测定 第3部分：机织服装和针织服装 |
China National Standards under |
English PDF |
| GB/T 25962-2010 |
Standard test method for determining the leakage tendencies of automotive wheel bearing grease under accelerated conditions 高速条件下汽车轮毂轴承润滑脂漏失量测定法 |
China National Standards under |
English PDF |
| GB 25525-2010 |
Track-type loading machine underground mine - Safety requirements 地下矿用履带装载机械 安全要求 |
China National Standards under |
English PDF |
| GB 25524-2010 |
Track wheel loading machine for underground mine - Safety requirements 地下矿用轨轮装载机械 安全要求 |
China National Standards under |
English PDF |
| GB 25518-2010 |
underground load-haul-dump - Safety requirements 地下铲运机 安全要求 |
China National Standards under |
English PDF |
| GB/T 25652-2010 |
Aerial ropeways for underground mine - Design rules 地下矿用架空索道 设计规范 |
China National Standards under |
English PDF |
| GB/T 8190.9-2010 |
Reciprocating internal combustion engines - Exhaust emission measurement - Part 9: Test cycles and test procedures for test-bed measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions 往复式内燃机 排放测量 第9部分：压燃式发动机瞬态工况排气烟度的试验台测量用试验循环和测试规程 |
China National Standards under |
English PDF |
| GB/T 8190.10-2010 |
Reciprocating internal combustion engines - Exhaust emission measurement - Part 10: Test cycles and test procedures for field measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions 往复式内燃机 排放测量 第10部分：压燃式发动机瞬态工况排气烟度的现场测量用试验循环和测试规程 |
China National Standards under |
English PDF |
| GB/T 18024.4-2010 |
Graphical symbols for the technical documentation of coal mine machinery - Part 4：Graphical symbols for underground haulage machinery 煤矿机械技术文件用图形符号 第4部分：井下运输机械图形符号 |
China National Standards under |
English PDF |
| GB 50061-2010 |
Code for design of 66kV or under overhead electrical power transmission line 66kV及以下架空电力线路设计规范 |
China National Standards under |
English PDF |
| GB/T 24530-2009 |
Iron ores for blast furnace feedstocks - Determination of reduction under load 高炉用铁矿石 荷重还原性的测定 |
China National Standards under |
English PDF |
| GB/T 24505-2009 |
Technical specification of drilling for high pressure aquifer water detection in underground mine 矿井井下高压含水层探水钻探技术规范 |
China National Standards under |
English PDF |
| GB/T 24497-2009 |
Performance standards in building - Performance test for precast concrete floors - Behavior under concentrated load 建筑物的性能标准 预制混凝土楼板的性能试验 在集中荷载下的工况 |
China National Standards under |
English PDF |
| GB/T 18477.3-2009 |
Unplasticized polyvinyl chloride (PVC-U) structure wall pipeline system for underground soil waste and drainage - Part 3: Bilayer and hollow-wall construction with axial hollow pipes 埋地排水用硬聚氯乙烯（PVC-U）结构壁管道系统 第3部分：双层轴向中空壁管材 |
China National Standards under |
English PDF |
| GB/T 5265-2009 |
Acoustics - Measurement of underwater noise 声学 水下噪声测量 |
China National Standards under |
English PDF |
| GB 50533-2009 |
Code for design of underground auxiliary haulage system of coal mine 煤矿井下辅助运输设计规范 |
China National Standards under |
English PDF |
| GB/T 24134-2009 |
Rubber and plastics hoses - Assessment of ozone resistance under static conditions 橡胶和塑料软管 静态条件下耐臭氧性能的评价 |
China National Standards under |
English PDF |
| GB/T 15596-2009 |
Plastics - Determination of changes in colour and variations in properties after exposure to daylight under glass，natural weathering or laboratory light sources 塑料在玻璃下日光、自然气候或实验室光源暴露后颜色和性能变化的测定 |
China National Standards under |
English PDF |
| GB/T 23892.3-2009 |
Plain bearings - Hydrodynamic plain tilting pad thrust bearings under steady-state conditions - Part 3: Guide values for the calculation of tilting pad thrust bearings 滑动轴承 稳态条件下流体动压可倾瓦块止推轴承 第3部分：可倾瓦块止推轴承计算的许用值 |
China National Standards under |
English PDF |
| GB/T 23892.2-2009 |
Plain bearings - Hydrodynamic plain tilting pad thrust bearings under steady-state conditions - Part 2: Functions for calculation of tilting pad thrust bearings 滑动轴承 稳态条件下流体动压可倾瓦块止推轴承 第2部分：可倾瓦块止推轴承的计算函数 |
China National Standards under |
English PDF |
| GB/T 23892.1-2009 |
Plain bearings - Hydrodynamic plain tilting pad thrust bearings under steady-state conditions - Part 1: Calculation of tilting pad thrust bearings 滑动轴承 稳态条件下流体动压可倾瓦块止推轴承 第1部分：可倾瓦块止推轴承的计算 |
China National Standards under |
English PDF |
| GB/T 23891.3-2009 |
Plain bearings - Hydrodynamic plain thrust pad bearings under steady-state conditions - Part 3: Guide values for the calculation of thrust pad bearings 滑动轴承 稳态条件下流体动压瓦块止推轴承 第3部分：瓦块止推轴承计算的许用值 |
China National Standards under |
English PDF |
| GB/T 23891.2-2009 |
Plain bearings - Hydrodynamic plain thrust pad bearings under steady-state conditions - Part 2: Functions for the calculation of thrust pad bearings 滑动轴承 稳态条件下流体动压瓦块止推轴承 第2部分：瓦块止推轴承的计算函数 |
China National Standards under |
English PDF |
| GB/T 23891.1-2009 |
Plain bearings - Hydrodynamic plain thrust pad bearings under steady-state conditions - Part 1: Calculation of thrust pad bearings 滑动轴承 稳态条件下流体动压瓦块止推轴承 第1部分：瓦块止推轴承的计算 |
China National Standards under |
English PDF |
| GB 20041.24-2009 |
Conduit systems for cable management - Part 24: Particular requirement - Conduit systems buried underground 电缆管理用导管系统 第24部分：埋入地下的导管系统的特殊要求 |
China National Standards under |
English PDF |
| GB/T 23642-2009 |
Electrical insulating materials and systems - Electrical measurement of partial discharges (PD) under short rise time and repetitive voltage impulses 电气绝缘材料和系统 瞬时上升和重复冲击电压条件下的局部放电(PD)电气测量 |
China National Standards under |
English PDF |
| GB/T 23427-2009 |
Shipbuilding and marine structures - Eye and fork assemblies under tension load - Main dimensions 造船与海上结构物 受拉伸负荷的眼板和叉头组件 主要尺寸 |
China National Standards under |
English PDF |
| GB/T 23343-2009 |
Textiles - Tests for colour fastness - Colour fastness to domestic and commercial laundering - Oxidative bleach response using a non-phosphate reference detergent incorporating a low temperature bleach activator 纺织品 色牢度试验 耐家庭和商业洗涤色牢度 使用含有低温漂白活性剂的无磷标准洗涤剂的氧化漂白反应 |
China National Standards under |
English PDF |
| GB/T 23319.2-2009 |
Textiles - Determination of spirality after laundering - Part 2: Woven and knitted fabrics 纺织品 洗涤后扭斜的测定 第2部分：机织物和针织物 |
China National Standards under |
English PDF |
| GB/T 23319.1-2009 |
Textiles - Determination of spirality after laundering - Part 1: Percentage of wale spirality change in knitted garments 纺织品 洗涤后扭斜的测定 第1部分：针织服装纵行扭斜的变化 |
China National Standards under |
English PDF |
| GB/T 8190.11-2009 |
Reciprocating internal combustion engines - Exhaust emission measurement - Part 11: Test-bet measurement of gaseous and particulate exhaust emissions from engines used in nonroad mobile machinery under transient test conditions 往复式内燃机 排放测量 第11部分：非道路移动机械用发动机瞬态工况下气体和颗粒排放物的试验台测量 |
China National Standards under |
English PDF |
| GB/T 19216.31-2008 |
Tests for electric or optical fibre cables under fire conditions - Circuit integrity - Part 31: Procedures and requirements for fire with shock - Cables of rated voltage up to and including 0.6/1 kV 在火焰条件下电缆或光缆的线路完整性试验 第31部分：供火并施加冲击的试验程序和要求 额定电压0.6/1kV及以下电缆 |
China National Standards under |
English PDF |
| GB/T 19216.12-2008 |
Tests for electric or optical fibre cables under fire conditions - Circuit integrity - Part 12: Apparatus - Fire with shock at a temperature of at least 830℃ 在火焰条件下电缆或光缆的线路完整性试验 第12部分：试验装置 火焰温度不低于830℃的供火并施加冲击 |
China National Standards under |
English PDF |
| GB/T 22913-2008 |
Stone flounder 石鲽 |
China National Standards under |
English PDF |
| GB/T 22635-2008 |
Door leaves - Determination of the behaviour under humidity variations in successive uniform climates 门扇 湿度影响稳定性检测方法 |
China National Standards under |
English PDF |
| GB 50455-2008 |
Code for design of underground oil storage in rock caverns 地下水封石洞油库设计规范 |
China National Standards under |
English PDF |
| GB/T 15663.3-2008 |
Terms relating to coal mining - Part 3：underground mining 煤矿科技术语 第3部分：地下开采 |
China National Standards under |
English PDF |
| GB/T 4854.7-2008 |
Acoustics - Reference zero for the calibration of audiometric equipment - Part 7: Reference threshold of hearing under free-field and diffuse-field listening conditions 声学 校准测听设备的基准零级 第7部分: 自由场与扩散场测听的基准听阈 |
China National Standards under |
English PDF |
| GB/T 12666.3-2008 |
Test method on a single wire or cable under fire conditions - Part 3: Slanting specimen flame test 单根电线电缆燃烧试验方法 第3部分：倾斜燃烧试验 |
China National Standards under |
English PDF |
| GB/T 12666.2-2008 |
Test method on a single wire or cable under fire conditions - Part 2: Horizontal specimen flame test 单根电线电缆燃烧试验方法 第2部分：水平燃烧试验 |
China National Standards under |
English PDF |
| GB/T 12666.1-2008 |
Test method on a single wire or cable under fire conditions - Part 1: Vertical specimen flame test 单根电线电缆燃烧试验方法 第1部分：垂直燃烧试验 |
China National Standards under |
English PDF |
| GB/T 18380.36-2008 |
Tests on electric and optical fibre cables under fire conditions - Part 36:Test for vertical flame spread of vertically-mounted bunched wires or cables - Category D 电缆和光缆在火焰条件下的燃烧试验 第36部分：垂直安装的成束电线电缆火焰垂直蔓延试验 D类 |
China National Standards under |
English PDF |
| GB/T 18380.35-2008 |
Tests on electric and optical fibre cables under fire conditions - Part 35:Test for vertical flame spread of vertically-mounted bunched wires or cables - Category C 电缆和光缆在火焰条件下的燃烧试验 第35部分：垂直安装的成束电线电缆火焰垂直蔓延试验 C类 |
China National Standards under |
English PDF |
| GB/T 18380.34-2008 |
Tests on electric and optical fibre cables under fire conditions - Part 34:Test for vertical flame spread of vertically-mounted bunched wires or cables - Category B 电缆和光缆在火焰条件下的燃烧试验 第34部分：垂直安装的成束电线电缆火焰垂直蔓延试验 B类 |
China National Standards under |
English PDF |
| GB/T 18380.33-2008 |
Tests on electric and optical fibre cables under fire conditions - Part 33:Test for vertical flame spread of vertically-mounted bunched wires or cables - Category A 电缆和光缆在火焰条件下的燃烧试验 第33部分：垂直安装的成束电线电缆火焰垂直蔓延试验 A类 |
China National Standards under |
English PDF |
| GB/T 18380.32-2008 |
Tests on electric and optical fibre cables under fire conditions - Part 32:Test for vertical flame spread of vertically-mounted bunched wires or cables - Category A F/R 电缆和光缆在火焰条件下的燃烧试验 第32部分：垂直安装的成束电线电缆火焰垂直蔓延试验 A F/R类 |
China National Standards under |
English PDF |
| GB/T 18380.31-2008 |
Test on electric and optical fibre cables under fire conditions - Part 31:Test for vertical flame spread of vertically-mounted bunched wires or cables - Apparatus 电缆和光缆在火焰条件下的燃烧试验 第31部分：垂直安装的成束电线电缆火焰垂直蔓延试验 试验装置 |
China National Standards under |
English PDF |
| GB/T 18380.22-2008 |
Tests on electric and optical fibre cables under fire conditions - Part 22:Test for vertical flame propagation for a single small insulated wire or cable - Procedure for diffusion flame 电缆和光缆在火焰条件下的燃烧试验 第22部分：单根绝缘细电线电缆火焰垂直蔓延试验 扩散型火焰试验方法 |
China National Standards under |
English PDF |
| GB/T 18380.21-2008 |
Tests on electric and optical fibre cables under fire conditions - Part 21:Test for vertical flame propagation for a single small insulated wire or cable - Apparatus 电缆和光缆在火焰条件下的燃烧试验 第21部分：单根绝缘细电线电缆火焰垂直蔓延试验 试验装置 |
China National Standards under |
English PDF |
| GB/T 18380.13-2008 |
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 under |
English PDF |
| GB/T 18380.12-2008 |
Test on electric and optical fibre cables under fire conditions - Part 12:Test for vertical flame propagation for a single insulated wire or cable - Procedure for 1kW pre-mixed flame 电缆和光缆在火焰条件下的燃烧试验 第12部分：单根绝缘电线电缆火焰垂直蔓延试验 1kW预混合型火焰试验方法 |
China National Standards under |
English PDF |
| GB/T 18380.11-2008 |
Tests on electric and optical fibre cables under fire conditions - Part 11:Test for vertical flame propagation for a single insulated wire or cable - Apparatus 电缆和光缆在火焰条件下的燃烧试验 第11部分：单根绝缘电线电缆火焰垂直蔓延试验 试验装置 |
China National Standards under |
English PDF |
| GB 16636-2008 |
Code of safety for diver’s use of electricity underwater 潜水员水下用电安全规程 |
China National Standards under |
English PDF |
| GB/T 9089.4-2008 |
Electrical installations for outdoor sites under heavy conditions - Part 4: Requirements for the installation 户外严酷条件下的电气设施 第4部分：装置要求 |
China National Standards under |
English PDF |
| GB/T 9089.3-2008 |
Electrical installations for outdoor sites under heavy conditions - Part 3: General requirements for equipment and ancillaries 户外严酷条件下的电气设施 第3部分：设备及附件的一般要求 |
China National Standards under |
English PDF |
| GB/T 9089.2-2008 |
Electrical installations for outdoor Sites under heavy conditions - Part 2: General protection requirements 户外严酷条件下的电气设施 第2部分: 一般防护要求 |
China National Standards under |
English PDF |
| GB/T 9089.1-2008 |
Electrical installations for outdoor Sites under heavy conditions - Part 1: Scope and definitions 户外严酷条件下的电气设施 第1部分：范围和定义 |
China National Standards under |
English PDF |
| GB/T 6411-2008 |
A series of size of knitted underwear 针织内衣规格尺寸系列 |
China National Standards under |
English PDF |
| GB 9089.5-2008 |
Electrical installations for outdoor sites under heavy conditions - Part 5: Operating requirements 户外严酷条件下的电气设施 第5部分: 操作要求 |
China National Standards under |
English PDF |
| GB/T 9487-2008 |
Diesel engines - Exhaust gas measurement under free acceleration 柴油机自由加速排气烟度的测量方法 |
China National Standards under |
English PDF |
| GB/T 5989-2008 |
Refractory products - Determination of refractoriness-under-load - Differential method with rising temperature 耐火材料 荷重软化温度试验方法 示差升温法 |
China National Standards under |
English PDF |
| GB 20800.3-2008 |
General rules of explosion-protect techniques of reciprocating internal combustion engines for explosive atmospheres - Part 3: Group I engines for use in underground workings susceptible to firedamp and/or combustible dust 爆炸性环境用往复式内燃机防爆技术通则 第3部分：存在甲烷和（或）可燃性粉尘的地下矿区巷道用I类内燃机 |
China National Standards under |
English PDF |
| GB/Z 21922-2008 |
Fundermental terminology and definition of nutritional component in foods 食品营养成分基本术语 |
China National Standards under |
English PDF |
| GB/T 9291-2008 |
Surface active agents - Method of testing of the restraining effect of levelling agents for disperse dyes on dyeing polyester textile under high temperature conditions 表面活性剂 高温条件下分散染料染聚酯织物时匀染剂的抑染作用测试法 |
China National Standards under |
English PDF |
| GB/T 11048-2008 |
Textiles - Physiological effects - Measurement of thermal and wate-vapour resistance under steady-state conditions 纺织品 生理舒适性 稳态条件下热阻和湿阻的测定 |
China National Standards under |
English PDF |
| GB 21500-2008 |
Trackless tyred mining truck for underground mines - Safety requirements 地下矿用无轨轮胎式运矿车 安全要求 |
China National Standards under |
English PDF |
| GB/T 21466.3-2008 |
Hydrodynamic plain journal bearings under steady-state conditions - Circular cylindrical bearings - Part 3: Permissible operational parameters 稳态条件下流体动压径向滑动轴承 圆形滑动轴承 第3部分：许用的运行参数 |
China National Standards under |
English PDF |
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