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Standard Code | Standard Title | Standard Class | Order |
---|---|---|---|
GB 24512.2-2009 |
Seamless steel tubes and pipes for nuclear power plant - Part 2: Alloy steel seamless tubes and pipes 核电站用无缝钢管 第2部分:合金钢无缝钢管 |
China National Standards and |
English PDF |
GB 24512.1-2009 |
Seamless steel tubes and pipes for nuclear power plant - Part 1: Carbon steel seamless tubes and pipes 核电站用无缝钢管 第1部分:碳素钢无缝钢管 |
China National Standards and |
English PDF |
GB 24511-2009 |
Stainless steel plate, sheet and strip for pressure equipments 承压设备用不锈钢钢板及钢带 |
China National Standards and |
English PDF |
GB/T 9941-2009 |
High speed tool steel sheets and plates 高速工具钢钢板 |
China National Standards and |
English PDF |
GB/T 5312-2009 |
Carbon and carbon-manganese steel seamless steel tubes and pipes for ship 船舶用碳钢和碳锰钢无缝钢管 |
China National Standards and |
English PDF |
GB/T 4232-2009 |
Stainless steel wire for cold heading and cold forging 冷顶锻用不锈钢丝 |
China National Standards and |
English PDF |
GB/T 3279-2009 |
Hot-rolled spring steel sheets and plates 弹簧钢热轧钢板 |
China National Standards and |
English PDF |
GB/T 24596-2009 |
Ductile iron pipes and fittings - Polyurethane coatings 球墨铸铁管和管件 聚氨酯涂层 |
China National Standards and |
English PDF |
GB/T 24595-2009 |
Steel bar for quenched and tempered automotive crankshaft 调质汽车曲轴用钢棒 |
China National Standards and |
English PDF |
GB/T 24593-2009 |
Welded austenitic stainless steel tubes for boiler and heat-exchanger 锅炉和热交换器用奥氏体不锈钢焊接钢管 |
China National Standards and |
English PDF |
GB/T 24566-2009 |
Monitoring and testing for energy saving of power convertor equipments 整流设备节能监测 |
China National Standards and |
English PDF |
GB/T 24565-2009 |
Monitoring and testing for energy saving of tunnel kiln 隧道窑节能监测 |
China National Standards and |
English PDF |
GB/T 24564-2009 |
Monitoring and testing for energy saving of hot-air furnace 高炉热风炉节能监测 |
China National Standards and |
English PDF |
GB/T 24563-2009 |
Monitoring and testing for energy saving of coal gas generator 煤气发生炉节能监测 |
China National Standards and |
English PDF |
GB/T 24562-2009 |
Monitoring and testing for energy saving of fuel heat treatment furnace 燃料热处理炉节能监测 |
China National Standards and |
English PDF |
GB/T 24561-2009 |
Monitoring and testing for energy saving of drying kiln and hot oven 干燥窑与烘烤炉节能监测 |
China National Standards and |
English PDF |
GB/T 24560-2009 |
Monitoring and testing for energy saving of electrolyzation and electroplating equipments 电解、电镀设备节能监测 |
China National Standards and |
English PDF |
GB/T 24531-2009 |
Iron ores for blast furnace and direct reduction feedstocks - Determination of the tumble and abrasion indices 高炉和直接还原用铁矿石 转鼓和耐磨指数的测定 |
China National Standards and |
English PDF |
GB/T 24524-2009 |
Metallic materials - Sheet and strip - Hole expanding test 金属材料 薄板和薄带 扩孔试验方法 |
China National Standards and |
English PDF |
GB/T 24520-2009 |
Cast iron and low alloy steel - Determination of lanthanum, cerium and magnesium content - Inductively coupled plasma atomic emission spectrometric method 铸铁和低合金钢 镧、铈和镁含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards and |
English PDF |
GB/T 24519-2009 |
Manganese ores - Determination of magnesium, aluminum, silicon, phosphorus, sulfur, potassium, calcium, titanium, manganese, iron, nickel, copper, zinc, barium and lead content - Wavelength dispersive X-ray fluorescence spectrometric method 锰矿石 镁、铝、硅、磷、硫、钾、钙、钛、锰、铁、镍、铜、锌、钡和铅含量的测定 波长色散X射线荧光光谱法 |
China National Standards and |
English PDF |
GB/T 24518-2009 |
Corrosion of metals and alloys - Test methods for stress corrosion cracking in outdoor environments 金属和合金的腐蚀 应力腐蚀室外暴露试验方法 |
China National Standards and |
English PDF |
GB/T 24517-2009 |
Corrosion of metals and alloys - Outdoors exposure test methods for periodic water spray 金属和合金的腐蚀 户外周期喷淋暴露试验方法 |
China National Standards and |
English PDF |
GB/T 24516.2-2009 |
Corrosion of metals and alloys - Atmospheric corrosion - Sun tracking exposure test methods 金属和合金的腐蚀 大气腐蚀 跟踪太阳暴露试验方法 |
China National Standards and |
English PDF |
GB/T 24516.1-2009 |
Corrosion of metals and alloys - Atmospheric corrosion - Determination of meteorologic factors 金属和合金的腐蚀 大气腐蚀 地面气象因素观测方法 |
China National Standards and |
English PDF |
GB/T 24514-2009 |
Zinc and/or aluminium based coatings on steel - Determination of coating mass per unit area and chemical composition - Gravimetry, inductively coupled plasma atomic emission spectrometry and flame atomic absorption spectrometry 钢表面锌基和(或)铝基镀层 单位面积镀层质量和化学成分测定 重量法、电感耦合等离子体原子发射光谱法和火焰原子吸收光谱法 |
China National Standards and |
English PDF |
GB/T 24513.1-2009 |
Corrosion of metals and alloys - Classification of low corrosivity of indoor atmospheres - Part 1: Determination and estimation of indoor corrosivity 金属和合金的腐蚀 室内大气低腐蚀性分类 第1部分:室内大气腐蚀性的测定与评价 |
China National Standards and |
English PDF |
GB/T 24499-2009 |
Technology glossary for gaseous hydrogen, hydrogen energy and hydrogen energy system 氢气、氢能与氢能系统术语 |
China National Standards and |
English PDF |
GB/T 24586-2009 |
Iron ores - Determination of apparent density,true density and porosity 铁矿石 表观密度、真密度和孔隙率的测定 |
China National Standards and |
English PDF |
GB/T 24585-2009 |
Ferronickel - Determination of phosphorus, manganese, chromium, copper, cobalt and silicon contents - Inductively coupled plasma atomic emission spectrometric method 镍铁 磷、锰、铬、铜、钴和硅含量的测定 电感耦合等离子体原子发射光谱法 |
China National Standards and |
English PDF |
GB/T 223.86-2009 |
Steel and iron - Determination of total carbon content - Infrared absorption method after combustion in an induction furnace 钢铁及合金 总碳含量的测定 感应炉燃烧后红外吸收法 |
China National Standards and |
English PDF |
GB/T 223.85-2009 |
Steel and iron - Determination of sulfur content - Infrared absorption method after combustion in an induction furnace 钢铁及合金 硫含量的测定 感应炉燃烧后红外吸收法 |
China National Standards and |
English PDF |
GB/T 223.84-2009 |
Steel and iron - Determination of titanium content - Diantipyrylmethane spectrophotometric method 钢铁及合金 钛含量的测定 二安替比林甲烷分光光度法 |
China National Standards and |
English PDF |
GB/T 223.83-2009 |
Steel and iron - Determination of high sulfur content - Infrared absorption method after combustion in an induction furnace 钢铁及合金 高硫含量的测定 感应炉燃烧后红外吸收法 |
China National Standards and |
English PDF |
GB/T 20935.3-2009 |
Method of electromagnetic acoustic inspection for metal materials - Part 3: Standard test method for ultrasonic surface examinations using electromagnetic acoustic transducer(EMAT)techniques 金属材料电磁超声检验方法 第3部分:利用电磁超声换能器技术进行超声表面检测的方法 |
China National Standards and |
English PDF |
GB/T 20935.2-2009 |
Method of electromagnetic acoustic inspection for metal materials - Part 2: Standard practice for ultrasonic testing using electromagnetic acoustic transducer(EMAT)techniques 金属材料电磁超声检验方法 第2部分:利用电磁超声换能器技术进行超声检测的方法 |
China National Standards and |
English PDF |
GB/T 16762-2009 |
Wire rope slings for general purposes-characteristics and technical requirements 一般用途钢丝绳吊索特性和技术条件 |
China National Standards and |
English PDF |
GB/T 16484.9-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 9: Determination of nickel oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第9部分:氧化镍量的测定 火焰原子吸收光谱法 |
China National Standards and |
English PDF |
GB/T 16484.8-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 8: Determination of sodium oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第8部分:氧化钠量的测定 火焰原子吸收光谱法 |
China National Standards and |
English PDF |
GB/T 16484.7-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 7: Determination of magnesium oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第7部分:氧化镁量的测定 火焰原子吸收光谱法 |
China National Standards and |
English PDF |
GB/T 16484.6-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 6: Determination of calcium oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第6部分:氧化钙量的测定 火焰原子吸收光谱法 |
China National Standards and |
English PDF |
GB/T 16484.5-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 5: Determination of barium oxide content - Inductively coupled plasma atomic emission spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第5部分:氧化钡量的测定 电感耦合等离子体发射光谱法 |
China National Standards and |
English PDF |
GB/T 16484.4-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 4: Determination of thorium oxide content - ArsenazoⅢ spectrophotometry 氯化稀土、碳酸轻稀土化学分析方法 第4部分:氧化钍量的测定 偶氮胂Ⅲ分光光度法 |
China National Standards and |
English PDF |
GB/T 16484.3-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 3: Determination of fifteen REO relative contents - Inductively coupled plasma atomic emission spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第3部分:15个稀土元素氧化物配分量的测定 电感耦合等离子体发射光谱法 |
China National Standards and |
English PDF |
GB/T 16484.23-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 23: Determination of acid insoluble substance in light rare earth carbonate - Gravimetry 氯化稀土、碳酸轻稀土化学分析方法 第23部分:碳酸轻稀土中酸不溶物量的测定 重量法 |
China National Standards and |
English PDF |
GB/T 16484.22-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 22: Determination of zinc oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第22部分:氧化锌量的测定 火焰原子吸收光谱法 |
China National Standards and |
English PDF |
GB/T 16484.2-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 2: Determination of europium oxide content - Inductively coupled plasma mass spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第2部分:氧化铕量的测定 电感耦合等离子体质谱法 |
China National Standards and |
English PDF |
GB/T 16484.21-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 21: Determination of iron oxide content - 1,10-phenanthroline spectrophotometry 氯化稀土、碳酸轻稀土化学分析方法 第21部分:氧化铁量的测定 1,10-二氮杂菲分光光度法 |
China National Standards and |
English PDF |
GB/T 16484.20-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 20: Determination of nickel oxide, manganese oxide, lead oxide, aluminum oxide, zinc oxide, thorium oxide content - Inductively coupled plasma mass spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第20部分:氧化镍、氧化锰、氧化铅、氧化铝、氧化锌、氧化钍量的测定 电感耦合等离子体质谱法 |
China National Standards and |
English PDF |
GB/T 16484.18-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 18: Determination of ignition loss content in light rare earth carbonate - Gravimetry 氯化稀土、碳酸轻稀土化学分析方法 第18部分:碳酸轻稀土中灼减量的测定 重量法 |
China National Standards and |
English PDF |
GB/T 16484.16-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 16: Determination of water insoluble substance content in rare earth chloride - Gravimetry 氯化稀土、碳酸轻稀土化学分析方法 第16部分:氯化稀土中水不溶物量的测定 重量法 |
China National Standards and |
English PDF |
GB/T 16484.15-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 15: Determination of chlorine content in light rare earth carbonate - Silver nitrate turbidimetry 氯化稀土、碳酸轻稀土化学分析方法 第15部分:碳酸轻稀土中氯量的测定 硝酸银比浊法 |
China National Standards and |
English PDF |
GB/T 16484.14-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 14: Determination of phosphorus radical content - Phosphorus-antimonate-molybdenum blue spectrophotometry 氯化稀土、碳酸轻稀土化学分析方法 第14部分:磷酸根量的测定 锑磷钼蓝分光光度法 |
China National Standards and |
English PDF |
GB/T 16484.13-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 13: Determination of ammonium chloride content - Distillation-titrimetry 氯化稀土、碳酸轻稀土化学分析方法 第13部分:氯化铵量的测定 蒸馏-滴定法 |
China National Standards and |
English PDF |
GB/T 16484.12-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 12: Determination of sulfate radical 氯化稀土、碳酸轻稀土化学分析方法 第12部分:硫酸根量的测定 |
China National Standards and |
English PDF |
GB/T 16484.1-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 1: Determination of cerium oxide content - Ammonium ferrous sulfate titrimetry 氯化稀土、碳酸轻稀土化学分析方法 第1部分:氧化铈量的测定 硫酸亚铁铵滴定法 |
China National Standards and |
English PDF |
GB/T 16484.11-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 11: Determination of lead oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第11部分:氧化铅量的测定 火焰原子吸收光谱法 |
China National Standards and |
English PDF |
GB/T 16484.10-2009 |
Chemical analysis methods of rare earth chloride and light rare earth carbonate - Part 10: Determination of manganese oxide content - Flame atomic absorption spectrometry 氯化稀土、碳酸轻稀土化学分析方法 第10部分:氧化锰量的测定 火焰原子吸收光谱法 |
China National Standards and |
English PDF |
GB/T 17457-2009 |
Ductile iron pipes and fittings - Cement mortar lining 球墨铸铁管和管件 水泥砂浆内衬 |
China National Standards and |
English PDF |
GB/T 15913-2009 |
Monitoring and testing for energy saving of fan’s unit and distribute tube system 风机机组与管网系统节能监测 |
China National Standards and |
English PDF |
GB/T 15912.1-2009 |
Monitoring and testing method for energy conservation of refrigerating systems - Part 1: Cold storage systems 制冷机组及供制冷系统节能测试 第1部分:冷库 |
China National Standards and |
English PDF |
GB/T 15910-2009 |
Monitoring and testing for energy saving of heat-transmission and distribution system 热力输送系统节能监测 |
China National Standards and |
English PDF |
GB/T 15317-2009 |
Monitoring and testing for energy saving of coal fired industrial boilers 燃煤工业锅炉节能监测 |
China National Standards and |
English PDF |
GB/T 6412-2009 |
Test method for household coal and stoves 家庭用煤及炉具试验方法 |
China National Standards and |
English PDF |
GB/T 24598-2009 |
Qualification test of welders - Fusion welding for aluminium and aluminium alloys 铝及铝合金熔化焊焊工技能评定 |
China National Standards and |
English PDF |
GB/T 24573-2009 |
Fire resistance tests for vault and file room doors 金库和档案室门耐火性能试验方法 |
China National Standards and |
English PDF |
GB/T 24572.4-2009 |
Standard practice for separation and concentration of ignitable liquid residues from fire debris samples - Part 4: Solid phase microextraction(SPME) 火灾现场易燃液体残留物实验室提取方法 第4部分:固相微萃取法 |
China National Standards and |
English PDF |
GB/T 24572.3-2009 |
Standard practice for separation and concentration of ignitable liquid residues from fire debris samples - Part 3: Activated charcoal absorption 火灾现场易燃液体残留物实验室提取方法 第3部分:活性炭吸附法 |
China National Standards and |
English PDF |
GB/T 24572.2-2009 |
Standard practice for separation and concentration of ignitable liquid residues from fire debris samples - Part 2: Direct headspace vapors sampling 火灾现场易燃液体残留物实验室提取方法 第2部分:直接顶空进样法 |
China National Standards and |
English PDF |
GB/T 24572.1-2009 |
Standard practice for separation and concentration of ignitable liquid residues from fire debris samples - Part 1: Solvent extraction 火灾现场易燃液体残留物实验室提取方法 第1部分:溶剂提取法 |
China National Standards and |
English PDF |
GB/T 24506-2009 |
Type and specification and model number of powered support 液压支架型式、参数及型号编制 |
China National Standards and |
English PDF |
GB/T 24498-2009 |
Gaskets for doors , windows and curtain walls of buildings 建筑门窗、幕墙用密封胶条 |
China National Standards and |
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 and |
English PDF |
GB/T 24496-2009 |
Grooved vertical joints with connecting bars and concrete infill between large reinforced concrete panels - Laboratory mechanical tests - Effect of tangential loading 钢筋混凝土大板间有连接筋并用混凝土浇灌的键槽式竖向接缝 实验室力学试验 平面内切向荷载的影响 |
China National Standards and |
English PDF |
GB/T 24495-2009 |
Horizontal joints between load-bearing walls and concrete floors - Laboratory mechanical tests - Effect of vertical loading and of moments transmitted by the floors 承重墙与混凝土楼板间的水平接缝 实验室力学试验 由楼板传来的垂直荷载和弯矩的影响 |
China National Standards and |
English PDF |
GB/T 17502-2009 |
Specifications for submarine cable and pipeline route investigation 海底电缆管道路由勘察规范 |
China National Standards and |
English PDF |
GB/T 12467.5-2009 |
Quality requirements for fusion welding of metallic materials - Part 5: Standard documents need to conform to claim conformity to the quality requirements 金属材料熔焊质量要求 第5部分:满足质量要求应依据的标准文件 |
China National Standards and |
English PDF |
GB/T 12467.3-2009 |
Quality reqirements for fusion welding of metallic materials - Part 3: Standard quality requirements 金属材料熔焊质量要求 第3部分:一般质量要求 |
China National Standards and |
English PDF |
GB/T 24557-2009 |
Methods and evaluation for psychological selection of commercial divers 职业潜水员心理选拔方法及评价 |
China National Standards and |
English PDF |
GB/T 5503-2009 |
Inspection of grain and oils - Determination of broken kernels 粮油检验 碎米检验法 |
China National Standards and |
English PDF |
GB/T 24535-2009 |
Inspection of grain and oil - Determination for ratio of length to width of paddy 粮油检验 稻谷粒型检验方法 |
China National Standards and |
English PDF |
GB/T 24534.4-2009 |
Cereals and pulses - Determination of hidden insect infestation - Part 4: Rapid methods 谷物与豆类隐蔽性昆虫感染的测定 第4部分:快速方法 |
China National Standards and |
English PDF |
GB/T 24534.3-2009 |
Cereals and pulses - Determination of hidden insect infestation - Part 3: Reference method 谷物与豆类隐蔽性昆虫感染的测定 第3部分:基准方法 |
China National Standards and |
English PDF |
GB/T 24534.2-2009 |
Cereals and pulses - Determination of hidden insect infestation - Part 2: Sampling 谷物与豆类隐蔽性昆虫感染的测定 第2部分:取样 |
China National Standards and |
English PDF |
GB/T 24534.1-2009 |
Cereals and pulses - Determination of hidden insect infestation - Part 1: General principles 谷物与豆类隐蔽性昆虫感染的测定 第1部分:总则 |
China National Standards and |
English PDF |
GB/T 24501.2-2009 |
Technical specification for control of wheat stripe rust (Puccinia striiformis West.) and wheat midge - Part 2: Wheat midge 小麦条锈病、吸浆虫防治技术规范 第2部分:小麦吸浆虫 |
China National Standards and |
English PDF |
GB/T 22101.5-2009 |
Technical specification for evaluating resistance of cotton to diseases and insect pests - Part 5: Verticillium wilt 棉花抗病虫性评价技术规范 第5部分:黄萎病 |
China National Standards and |
English PDF |
GB/T 22101.4-2009 |
Technical specification for evaluating resistance of cotton to diseases and insect pests - Part 4: Fusarium wilt 棉花抗病虫性评价技术规范 第4部分:枯萎病 |
China National Standards and |
English PDF |
GB/T 22101.3-2009 |
Technical specification for evaluating resistance of cotton to disease and insect pests - Part 3: Pink bollworm 棉花抗病虫性评价技术规范 第3部分:红铃虫 |
China National Standards and |
English PDF |
GB/T 22101.2-2009 |
Technical specification for evaluating resistance of cotton to disease and insect pests - Part 2: Cotton aphid 棉花抗病虫性评价技术规范 第2部分:蚜虫 |
China National Standards and |
English PDF |
GB/T 17822.2-2009 |
Rubber budling and seedling 橡胶树苗木 |
China National Standards and |
English PDF |
GB 19510.1-2009 |
Lamp controlgear - Part 1: General and safety requirements 灯的控制装置 第1部分:一般要求和安全要求 |
China National Standards and |
English PDF |
GB/T 3098.22-2009 |
Mechanical properties of fasteners made of the fine grain non-heat treatment steel - Bolts,screws and studs 紧固件机械性能 细晶非调质钢螺栓、螺钉和螺柱 |
China National Standards and |
English PDF |
GB/T 24480-2009 |
Landing doors fire resistance test 电梯层门耐火试验 |
China National Standards and |
English PDF |
GB/T 24476-2009 |
Specification for data logging and monitoring for lifts, escalators and passenger conveyors 电梯、自动扶梯和自动人行道数据监视和记录规范 |
China National Standards and |
English PDF |
GB/T 24455-2009 |
Hand towel 擦手纸 |
China National Standards and |
English PDF |
GB/T 24452-2009 |
Plastics piping systems for soil and waste discharge (low and high temperature)inside buildings - Chlorinated poly(vinyl chloride)(PVC-C) 建筑物内排污、废水(高、低温)用氯化聚氯乙烯(PVC-C)管材和管件 |
China National Standards and |
English PDF |
GB/T 18775-2009 |
Specification for the service of lifts, escalators and moving walks 电梯、自动扶梯和自动人行道维修规范 |
China National Standards and |
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 and |
English PDF |
GB/T 15065-2009 |
Black polyethylene compounds for wire and cable 电线电缆用黑色聚乙烯塑料 |
China National Standards and |
English PDF |
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