China National Standards

China EL GB Standards English PDF List


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 "EL" GB Standards English PDF List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 23677-2017 Light conveyor bELts
    轻型输送带    		 China National Standards
    EL
    English PDF
    GB/T 3685-2017 Conveyor bELts—Laboratory scale flammability characteristics—Test method
    输送带 实验室规模的燃烧特性 试验方法    		 China National Standards
    EL
    English PDF
    GB/T 20021-2017 Heat resistant conveyor bELts of duck construction
    帆布芯耐热输送带    		 China National Standards
    EL
    English PDF
    GB/T 34579-2017 Methods of measurement and limits for radiated disturbances from plasma display panEL equipment in the frequency range 150kHz to 30MHz
    等离子显示设备150kHz～30MHz辐射骚扰限值和测量方法    		 China National Standards
    EL
    English PDF
    GB/T 34582-2017 Single cELl and stack performance test methods for solid oxide fuel cells (SOFC)
    固体氧化物燃料电池单电池和电池堆性能试验方法    		 China National Standards
    EL
    English PDF
    GB/T 4698.20-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 4：Determination of manganese content—Potassium periodate spectrophotometry and inductivELy coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第4部分：锰量的测定 高碘酸盐分光光度法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 4698.5-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 5：Determination of molybdenum content—Thiocyanate spectrophotometry and inductivELy coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第5部分：钼量的测定 硫氰酸盐分光光度法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 34575-2017 Auxiliary convertor for ELectric locomotive
    电力机车辅助变流器    		 China National Standards
    EL
    English PDF
    GB/T 15022.8-2017 Resin based reactive compounds used for ELectrical insulation— Part 8：Epoxy modified unsaturated polyester vacuum pressure impregnation (VPI) resin
    电气绝缘用树脂基活性复合物 第8部分：环氧改性不饱和聚酯真空压力浸渍(VPI)树脂    		 China National Standards
    EL
    English PDF
    GB/T 34574-2017 Limits and measurements of ELectromagnetic emission for high-speed train
    高速列车电磁发射限值与测量    		 China National Standards
    EL
    English PDF
    GB/T 1819.15-2017 Methods for chemical analysis of tin concentrates—Part 15：Determination of fluorine content—The ion-sELective electrode method
    锡精矿化学分析方法 第15部分：氟量的测定 离子选择电极法    		 China National Standards
    EL
    English PDF
    GB/T 34646-2017 Sintered metal membrane filter materials and ELements
    烧结金属膜过滤材料及元件    		 China National Standards
    EL
    English PDF
    GB/T 6886-2017 Sintered stainless steEL filter elements
    烧结不锈钢过滤元件    		 China National Standards
    EL
    English PDF
    GB/T 34630.1-2017 Friction stir wELding—Aluminium and its alloys—Part 1：Terminology and definition
    搅拌摩擦焊 铝及铝合金 第1部分：术语及定义    		 China National Standards
    EL
    English PDF
    GB/T 4698.8-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 8：Determination of aluminum content—Separation with sodium hydroxide-EDTA complex-metric titration and inductivELy coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第8部分：铝量的测定 碱分离-EDTA络合滴定法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 21958-2017 WheELed tractor—Front drive axle
    轮式拖拉机 前驱动桥    		 China National Standards
    EL
    English PDF
    GB/T 15370.7-2017 Agricultural tractors—General requirement—Part 7: Three-wheEL boat tractors
    农业拖拉机 通用技术条件 第7部分：三轮船式拖拉机    		 China National Standards
    EL
    English PDF
    GB/T 34630.5-2017 Friction stir wELding—Aluminium and its alloys—Part 5：Quality and inspection requirements
    搅拌摩擦焊 铝及铝合金 第5部分：质量与检验要求    		 China National Standards
    EL
    English PDF
    GB/T 34630.3-2017 Friction stir wELding—Aluminium and its alloys—Part 3：Qualification of welding operators
    搅拌摩擦焊 铝及铝合金 第3部分：焊接操作工的技能评定    		 China National Standards
    EL
    English PDF
    GB/T 34630.4-2017 Friction stir wELding—Aluminium and its alloys—Part 4：Specification and qualification of welding procedures
    搅拌摩擦焊 铝及铝合金 第4部分：焊接工艺规程及评定    		 China National Standards
    EL
    English PDF
    GB/T 32076.8-2017 High-strength structural bolting assemblies for prELoading—Part 8: Torshear type bolt with cup head,and nut assemblies
    预载荷高强度栓接结构连接副 第8部分：扭剪型圆头螺栓和螺母连接副    		 China National Standards
    EL
    English PDF
    GB/T 34629-2017 Conveyor bELts—Determination of minimum pulley diameters
    输送带 最小滚筒直径的确定    		 China National Standards
    EL
    English PDF
    GB/T 34648-2017 Metallic and other inorganic coatings—Autocatalytic nickEL over autocatalytic copper for electromagnetic shielding
    金属及其他无机覆盖层 电磁屏蔽用化学镀铜上化学镀镍    		 China National Standards
    EL
    English PDF
    GB/T 4698.24-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 24：Determination of nickEL content—Dimethylglyoxime spectrophotometry and inductively coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第24部分：镍量的测定 丁二酮肟分光光度法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 4698.9-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 9：Determination of tin content—Potassium iodate titration and inductivELy coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第9部分：锡量的测定 碘酸钾滴定法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 34630.2-2017 Friction stir wELding—Aluminium and its alloys—Part 2：Design of weld joints
    搅拌摩擦焊 铝及铝合金 第2部分：焊接接头设计    		 China National Standards
    EL
    English PDF
    GB/T 19362.2-2017 Test conditions for bridge-type milling machines—Testing of the accuracy—Part 2: TravELling bridge (gantry-type) machines
    龙门铣床检验条件 精度检验 第2部分：龙门移动式铣床    		 China National Standards
    EL
    English PDF
    GB/T 1479.3-2017 Metallic powders－Determination of apparent density－Part 3: Oscillating funnEL method
    金属粉末 松装密度的测定 第3部分：振动漏斗法    		 China National Standards
    EL
    English PDF
    GB/T 13747.19-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part19：Determination of titanium content—Diantipyrylmethane spectrophotometry and the inductivELy coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第19部分：钛量的测定 二安替比林甲烷分光光度法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 13747.16-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 16：Determination of chloric content—Silver chloride nephELometry and ion selective electrode method
    锆及锆合金化学分析方法 第16部分：氯量的测定 氯化银浊度法和离子选择性电极法    		 China National Standards
    EL
    English PDF
    GB/T 13747.25-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 25：Determination of niobium content—2-(5-bromo-2-pyridylazo)-5-diethylam inophenol spectrophotometry and inductivELy coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第25部分：铌量的测定 5-Br-PADAP分光光度法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 5754.2-2017 SteEL cord conveyor belts—Longitudinal traction test—Part 2: Measurement of tensile strength
    钢丝绳芯输送带 纵向拉伸试验 第2部分：拉伸强度的测定    		 China National Standards
    EL
    English PDF
    GB/T 34444-2017 Paper and board—Determination of the layer peEL strength
    纸和纸板 层间剥离强度的测定    		 China National Standards
    EL
    English PDF
    GB/T 4698.23-2017 Methods for chemical analysis of titanium sponge，titanium and titanium alloys—Part 23：Determination of palladium content—Stannous choride-potassium iodide spectrophotometry and inductivELy coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第23部分：钯量的测定 氯化亚锡-碘化钾分光光度法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 4698.13-2017 Methods for chemical analysis of titanium sponge,titanium and titanium alloys—Part 13：Determination of zirconium content—EDTA complexometric titration and inductivELy coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第13部分：锆量的测定 EDTA络合滴定法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 4698.12-2017 Methods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 12：Determination of vanadium content—Ammonium ferrous sulfate titration and inductivELy coupled plasma atomic emission spectrometry
    海绵钛、钛及钛合金化学分析方法 第12部分：钒量的测定 硫酸亚铁铵滴定法和电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 13747.20-2017 Methods for chemical analysis of zirconium and zirconium alloys—Part 20：Determination of hafnium content—InductivELy coupled plasma atomic emission spectrometry
    锆及锆合金化学分析方法 第20部分：铪量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 4678.19-2017 Diecasting dies—Components—Part 19: Locating ELement
    压铸模 零件 第19部分：定位元件    		 China National Standards
    EL
    English PDF
    GB/T 34499.2-2017 Methods for chemical analysis of iridium compounds—Part 2：Determination of silver, gold, platinum, palladium, rhodium, ruthenium, aluminium, copper, iron, nickEL, lead, magnesium, manganese, tin, zinc, calcium, sodium, potassium, silicon content—Ind
    铱化合物化学分析方法 第2部分: 银、金、铂、钯、铑、钌、铝、铜、铁、镍、 铅、镁、锰、锡、锌、钙、钠、钾、硅的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 34499.1-2017 Method for chemical analysis of iridium compounds—Part 1: Determination of iridium content—ELectricity titration using ferrous sulfate
    铱化合物化学分析方法 第1部分：铱量的测定 硫酸亚铁电流滴定法    		 China National Standards
    EL
    English PDF
    GB/T 16766-2017 Basic terminology in travEL and tourism
    旅游业基础术语    		 China National Standards
    EL
    English PDF
    GB/T 3690-2017 Textile conveyor bELts—Full thickness tensile strength,elongation at break and elongation at the reference load—Test method
    织物芯输送带 全厚度拉伸强度、拉断伸长率和参考力伸长率 试验方法    		 China National Standards
    EL
    English PDF
    GB/T 34366-2017 Light conveyor bELts—Determination of the electrostatic field generated by a running light conveyor belt
    轻型输送带 轻型输送带运转产生的静电场的测定    		 China National Standards
    EL
    English PDF
    GB/T 34367-2017 Light conveyor bELts—Determination of the relaxed elastic modulus
    轻型输送带 松弛弹性模量的测定    		 China National Standards
    EL
    English PDF
    GB/T 3884.19-2017 Methods for chemical analysis of copper concentrates—Part 19: Determination of thallium content—InductivELy coupled plasma mass spectrometry
    铜精矿化学分析方法 第19部分：铊量的测定 电感耦合等离子体质谱法    		 China National Standards
    EL
    English PDF
    GB/T 25026-2017 Structure,main size and basic parameters of one piece glass-lined steEL vessels with agitator
    搪玻璃闭式搅拌容器型式、主要尺寸及基本参数    		 China National Standards
    EL
    English PDF
    GB/T 3002-2017 Refractory products—Determination of modulus of rupture at ELevated temperatures
    耐火材料 高温抗折强度试验方法    		 China National Standards
    EL
    English PDF
    GB/T 34168-2017 Test method of gold and silver nanoparticle materials biological effect by transmission ELectron microscope
    金、银纳米颗粒材料生物效应的透射电子显微镜检测方法    		 China National Standards
    EL
    English PDF
    GB/T 34172-2017 Microbeam analysis—ELectron backscatter diffraction—Phase analysis method of metal and alloy
    微束分析 电子背散射衍射 金属及合金的相分析方法    		 China National Standards
    EL
    English PDF
    GB/T 34179-2017 Photovoltaic glass—AccELerated aging test method under multi-factor coupling conditions
    光伏玻璃 多因素耦合环境加速老化试验方法    		 China National Standards
    EL
    English PDF
    GB/T 34186-2017 Refractory products—Determination of dynamic Young’s modulus(MOE)at ELevated temperatures by impulse excitation of vibration
    耐火材料 高温动态杨氏模量试验方法(脉冲激振法)    		 China National Standards
    EL
    English PDF
    GB/T 34217-2017 Refractory products—Determination of torsion strength at ELevated temperature
    耐火材料 高温抗扭强度试验方法    		 China National Standards
    EL
    English PDF
    GB/T 34190-2017 Surface coating weight (thickness) of ELectrical steel—X-ray spectrometric method
    电工钢表面涂层的重量（厚度） X射线光谱测试方法    		 China National Standards
    EL
    English PDF
    GB/T 34197-2017 ELectric shovel steel wire ropes
    电铲用钢丝绳    		 China National Standards
    EL
    English PDF
    GB/T 34191-2017 Methods of determination and calculation of heat balance in straight grate process for pELlet firing of iron and steel industry
    钢铁行业带式焙烧机焙烧球团热平衡测试与计算方法    		 China National Standards
    EL
    English PDF
    GB/T 34196-2017 Guides for energy efficiency assessment of grate-kiln iron ore pELletizing process
    链箅机-回转窑球团工序能效评估导则    		 China National Standards
    EL
    English PDF
    GB/T 34198-2017 SteEL wire rope for cranes
    起重机用钢丝绳    		 China National Standards
    EL
    English PDF
    GB/T 20564.1-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 1: Bake hardening steel
    汽车用高强度冷连轧钢板及钢带 第1部分：烘烤硬化钢    		 China National Standards
    EL
    English PDF
    GB/T 20564.3-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 3: High strength interstitial free steel
    汽车用高强度冷连轧钢板及钢带 第3部分: 高强度无间隙原子钢    		 China National Standards
    EL
    English PDF
    GB/T 34199-2017 Hot-rolled H section steEL for electrified railway pillars
    电气化铁路接触网支柱用热轧H型钢    		 China National Standards
    EL
    English PDF
    GB/T 20887.7-2017 Continuously hot rolled high strength steEL sheet and strip for automobile—Part 7：Steels for hydraulic forming
    汽车用高强度热连轧钢板及钢带 第7部分：液压成形用钢    		 China National Standards
    EL
    English PDF
    GB/T 20564.11-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 11：Carbon manganese steel
    汽车用高强度冷连轧钢板及钢带 第11部分：碳锰钢    		 China National Standards
    EL
    English PDF
    GB/T 20564.2-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 2: Dual phase steel
    汽车用高强度冷连轧钢板及钢带 第2部分：双相钢    		 China National Standards
    EL
    English PDF
    GB/T 20887.6-2017 Continuously hot rolled high strength steEL sheet and strip for automobile—Part 6: Complex phase steel
    汽车用高强度热连轧钢板及钢带 第6部分：复相钢    		 China National Standards
    EL
    English PDF
    GB/T 20564.10-2017 Continuously cold rolled high strength steEL sheet and strip for automobile—Part 10: Twinning induced plasticity steel
    汽车用高强度冷连轧钢板及钢带 第10部分：孪晶诱导塑性钢    		 China National Standards
    EL
    English PDF
    GB/T 34201-2017 Seamless hot-rolled square and rectangular steEL tubes for structure
    结构用方形和矩形热轧无缝钢管    		 China National Standards
    EL
    English PDF
    GB/T 20887.1-2017 Continuously hot rolled high strength steEL sheet and strip for automobile—Part 1: High yield strength steel for cold forming
    汽车用高强度热连轧钢板及钢带 第1部分：冷成形用高屈服强度钢    		 China National Standards
    EL
    English PDF
    GB/T 34200-2017 Cold rolled stainless steEL plate,sheet and strip for construction roof and curtain
    建筑屋面和幕墙用冷轧不锈钢钢板和钢带    		 China National Standards
    EL
    English PDF
    GB/T 20491-2017 SteEL slag powder used for cement and concrete
    用于水泥和混凝土中的钢渣粉    		 China National Standards
    EL
    English PDF
    GB/T 2520-2017 Cold-reduced ELectrolytic tinplate
    冷轧电镀锡钢板及钢带    		 China National Standards
    EL
    English PDF
    GB/T 34208-2017 Iron and steEL—Determination of antimony and tin content—Inductively coupled plasma atomic emission spectrometric method
    钢铁 锑、锡含量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 34212-2017 Cold rolled steEL strip for battery shell
    电池壳用冷轧钢带    		 China National Standards
    EL
    English PDF
    GB/T 34218-2017 Refractory products—Determination of compressive strength at ELevated temperature
    耐火材料 高温耐压强度试验方法    		 China National Standards
    EL
    English PDF
    GB/T 34220-2017 Refractory Products—Determination of tensile strength at ELevated temperature
    耐火材料 高温抗拉强度试验方法    		 China National Standards
    EL
    English PDF
    GB/T 5195.15-2017 Fluorspar—Determination of calcium,aluminum,silicon,phosphorus,sulfur,potassium,iron,barium and lead content—WavELength dispersive X-ray fluorescence spectrometric method
    萤石 钙、铝、硅、磷、硫、钾、铁、钡、铅含量的测定 波长色散X射线荧光光谱法    		 China National Standards
    EL
    English PDF
    GB/T 5195.16-2017 Fluorspar—Determination of silicon, aluminum, iron, potassium, magnesium and titanium content—InductivELy coupled plasma atomic emission spectrometry
    萤石 硅、铝、铁、钾、镁和钛含量的测定 电感耦合等离子体原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 34215-2017 Cold-rolled non-oriented ELectrical steel strip（sheet）for electric vehicle driving motor
    电动汽车驱动电机用冷轧无取向电工钢带（片）    		 China National Standards
    EL
    English PDF
    GB/T 34209-2017 Stainless steEL—Determination of multi-element contents—Glow discharge optical emission spectrometry
    不锈钢 多元素含量的测定 辉光放电原子发射光谱法    		 China National Standards
    EL
    English PDF
    GB/T 25102.7-2017 ELectroacoustics—Hearing aids—Part 7: Measurement of the performance characteristics of hearing aids for production, supply and delivery quality assurance purposes
    电声学 助听器 第7部分：助听器生产、供应和交货时质量保证的性能特性测量    		 China National Standards
    EL
    English PDF
    GB/T 20441.5-2017 ELectroacoustics—Measurement microphones—Part 5: Methods for pressure calibration of working standard microphones by comparison
    电声学 测量传声器 第5部分：工作标准传声器声压校准的比较法    		 China National Standards
    EL
    English PDF
    GB/T 25498.5-2017 ELectroacoustics—Simulators of human head and ear—Part 5：2 cm3 coupler for the measurement of hearing aids and earphones coupled to the ear by means of ear inserts
    电声学 人头模拟器和耳模拟器 第5部分：测量助听器和以插入方式与人耳耦合的耳机用2cm3声耦合器    		 China National Standards
    EL
    English PDF
    GB/T 7676.1-2017 Direct acting indicating analogue ELectrical measuring Instruments and their accessories—Part 1：Definitions and general requirements common to all parts
    直接作用模拟指示电测量仪表及其附件 第1部分：定义和通用要求    		 China National Standards
    EL
    English PDF
    GB/T 34282.2-2017 Social insurance rELation transfer—Part 2:Basic medical insurance for employees
    社会保险关系转移接续 第2部分：职工基本医疗保险    		 China National Standards
    EL
    English PDF
    GB/T 34282.1-2017 Social insurance rELation transfer—Part1:Enterprise emlpoyees basic old-age insurance
    社会保险关系转移接续 第1部分：企业职工基本养老保险    		 China National Standards
    EL
    English PDF
    GB/T 34275-2017 Pressure piping code—Long-distance pipELine
    压力管道规范 长输管道    		 China National Standards
    EL
    English PDF
    GB/T 34226-2017 Technical guidELine for formic acid preparation from yellow phosphorus tail gas
    黄磷尾气制甲酸技术导则    		 China National Standards
    EL
    English PDF
    GB/T 26685-2017 Methods of measurement for digital terrestrial tELevision receiver
    地面数字电视接收机测量方法    		 China National Standards
    EL
    English PDF
    GB/T 34227-2017 Rubber wheEL lining for passenger ropeway
    客运索道用橡胶轮衬    		 China National Standards
    EL
    English PDF
    GB/T 34236-2017 Technical guidELine for methanol preparation from carbon dioxide
    二氧化碳制甲醇技术导则    		 China National Standards
    EL
    English PDF
    GB/T 7676.3-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 3：Special requirements for wattmeters and varmeters
    直接作用模拟指示电测量仪表及其附件 第3部分：功率表和无功功率表的特殊要求    		 China National Standards
    EL
    English PDF
    GB/T 26686-2017 General specification for digital terrestrial tELevision receiver+(No.1 modification sheet)
    地面数字电视接收机通用规范+(第1号修改单)    		 China National Standards
    EL
    English PDF
    GB/T 7676.2-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 2：Special requirements for ammeters and voltmeters
    直接作用模拟指示电测量仪表及其附件 第2部分：电流表和电压表的特殊要求    		 China National Standards
    EL
    English PDF
    GB/T 23967-2017 TrimELlitic Anhydride for industrial use
    工业用偏苯三酸酐    		 China National Standards
    EL
    English PDF
    GB/T 7676.6-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 6：Special requirements for ohmmeters(impedance meters ) and conductance meters
    直接作用模拟指示电测量仪表及其附件 第6部分：电阻表（阻抗表）和电导表的特殊要求    		 China National Standards
    EL
    English PDF
    GB/T 7676.5-2017 Direct acting indicating analogue ELectrical measuring instruments and their accessories—Part 5：Special requirements for phase meters, power factor meters and synchroscopes
    直接作用模拟指示电测量仪表及其附件 第5部分：相位表、功率因数表和同步指示器的特殊要求    		 China National Standards
    EL
    English PDF
    GB/T 34289-2017 Fitness equipment and location safety sign and labELs
    健身器材和健身场所安全标志和标签    		 China National Standards
    EL
    English PDF
    GB/T 34291-2017 Technical specification for lightning protection of temporary emergency shELter
    应急临时安置房防雷技术规范    		 China National Standards
    EL
    English PDF
    GB/T 34241-2017 Spiral wound composite polyamide reverse osmosis membrane ELement
    卷式聚酰胺复合反渗透膜元件    		 China National Standards
    EL
    English PDF
    GB/T 34299-2017 Grads of atmospheric sELf-purification capability
    大气自净能力等级    		 China National Standards
    EL
    English PDF
    GB/T 34302-2017 Warning levEL for surface ozone
    地面臭氧预警等级    		 China National Standards
    EL
    English PDF

    Find out:15994Items   |  To Page of: First -Previous-Next -Last  | [52] [53] [54] [55] [56] [57] [58]

    　

    +86-755-25831330        sales@gbstandards.org 
    106# Zhongmao Mansion,No.1 Beizhan Road,Shenzhen,China
    ©  RJS Copyright  2001-2025 All Rights Reserved

    		- Since 2001 -
     Focus on China Standards & Compliance Services

    www.gbstandards.org
    China National Standards