China Th GB Standards English PDF List

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China "Th" GB Standards English PDF List:

Standard Code	Standard Title	Standard Class	Order
GB/T 34428.3-2017	Communication rules of The devices of surveillance and control system for expressway—Part 3：LED changeable message sign 高速公路监控设施通信规程第3部分：LED可变信息标志	China National Standards Th	English PDF
GB/T 34428.1-2017	Communication rules of The devices of surveillance and control system for expressway—Part 1: Universal rules 高速公路监控设施通信规程第1部分：通用规程	China National Standards Th	English PDF
GB/T 14048.13-2017	Low-voltage switchgear and controlgear—Part 5-3: Control circuit devices and switching elements—Requirements for proximity devices wiTh defined behaviour under fault conditions (PDDB) 低压开关设备和控制设备第5-3部分：控制电路电器和开关元件在故障条件下具有确定功能的接近开关（PDDB）的要求	China National Standards Th	English PDF
GB/T 22698-2017	Guide on The safety of multimedia equipment 多媒体设备安全指南	China National Standards Th	English PDF
GB/T 1303.5-2017	Industrial rigid laminated sheets based on Thermosetting resins for electrical purposes—Part 5: Requirements for rigid laminated sheets based on melamine resins 电气用热固性树脂工业硬质层压板第5部分：三聚氰胺树脂硬质层压板	China National Standards Th	English PDF
GB/T 34428.4-2017	Communication rules of The devices of surveillance and control system for expressway—Part 4：Weather detector 高速公路监控设施通信规程第4部分: 气象检测器	China National Standards Th	English PDF
GB/T 34428.5-2017	Communication rules of The devices of surveillance and control system for expressway—Part 5：Tunnel environment detector 高速公路监控设施通信规程第5部分: 隧道环境检测器	China National Standards Th	English PDF
GB/T 34428.2-2017	Communication rules of The devices of surveillance and control system for expressway—Part 2：Vehicle detector 高速公路监控设施通信规程第2部分: 车辆检测器	China National Standards Th	English PDF
GB/T 34428.6-2017	Communication rules of The devices of surveillance and control system for expressway—Part 6：Wall map 高速公路监控设施通信规程第6部分: 地图板	China National Standards Th	English PDF
GB/T 11373-2017	Thermal spraying—Pre-treatment of surfaces of metallic parts and components 热喷涂金属零部件表面的预处理	China National Standards Th	English PDF
GB/T 28807.3-2017	Railway applications—Compatibility between rolling stock and train detection systems—Part 3:Compatibility wiTh axle counters 轨道交通机车车辆和列车检测系统的兼容性第3部分：与计轴器的兼容性	China National Standards Th	English PDF
GB/T 28807.2-2017	Railway applications—Compatibility between rolling stock and train detection systems—Part 2: Compatibility wiTh track circuits 轨道交通机车车辆和列车检测系统的兼容性第2部分：与轨道电路的兼容性	China National Standards Th	English PDF
GB/T 5019.12-2017	Specification for insulating materials based on mica— Part 12：Glass fabric backup epoxy dry mica tape wiTh high porosity 以云母为基的绝缘材料第12部分：高透气性玻璃布补强环氧少胶云母带	China National Standards Th	English PDF
GB/T 34578-2017	Technical requirements for operation,maintenance and test of instrumentation and actuating equipment in Thermal power plant 火力发电厂热工仪表与执行装置运行维护与试验技术规程	China National Standards Th	English PDF
GB/T 34572-2017	Railway applications—Current collection system—Pantographs,testing meThods for carbon contact strips 轨道交通受流系统受电弓碳滑板试验方法	China National Standards Th	English PDF
GB/T 14745-2017	Test meThod of creep properties for package cushioning material 包装用缓冲材料蠕变特性试验方法	China National Standards Th	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 Th	English PDF
GB/T 34408-2017	Detection of bovine, ovine and porcine derived materials in leaTher by qualitative polymerase chain reaction (PCR) method 天然皮革牛、羊、猪源性成分定性PCR检测方法	China National Standards Th	English PDF
GB/T 34580-2017	Standard test meThod for measurement of lubricant generated insoluble color bodies in in-service turbine oils—Membrane patch colorimetry 运行涡轮机油中不溶有色物质的测定方法膜片比色法	China National Standards Th	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 Th	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 Th	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 Th	English PDF
GB/T 13747.15-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 15：Determination of boron content—Curcumin spectrophotometry 锆及锆合金化学分析方法第15部分：硼量的测定姜黄素分光光度法	China National Standards Th	English PDF
GB/T 4698.19-2017	MeThods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 19：Determination of molybdenum content—Thiocyanate-differential spectrophotometry 海绵钛、钛及钛合金化学分析方法第19部分：钼量的测定硫氰酸盐示差光度法	China National Standards Th	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 Th	English PDF
GB/T 13747.21-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 21：Determination of hydrogen content—Inert gas fusion-infrared absorption or thermal conductivity method 锆及锆合金化学分析方法第21部分：氢量的测定惰气熔融红外吸收法/热导法	China National Standards Th	English PDF
GB/T 13747.8-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 8：Determination of cobalt content—Nitroso-R-salt spectrophotometry 锆及锆合金化学分析方法第8部分：钴量的测定亚硝基R盐分光光度法	China National Standards Th	English PDF
GB/T 34407-2017	Test meThod for the wall thickness of plastic pipes by ultrasonic 塑料管道壁厚超声波检测方法	China National Standards Th	English PDF
GB/T 1819.17-2017	MeThods for chemical analysis of tin concentrates—Part 17：Determination of mercury content—Atomic fluorescence spectrometric method 锡精矿化学分析方法第17部分：汞量的测定原子荧光光谱法	China National Standards Th	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 Th	English PDF
GB/T 20897.3-2017	Inflatable boats—Part3: Boats wiTh a maximum motor power rating of 15 kW and greater 充气艇第3部分：发动机最大额定功率为15 kW及以上的艇	China National Standards Th	English PDF
GB/T 13747.11-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 11: Determination of molybdenum content—Thiocyanate spectrophotometry 锆及锆合金化学分析方法第11部分：钼量的测定硫氰酸盐分光光度法	China National Standards Th	English PDF
GB/T 1819.7-2017	MeThods for chemical analysis of tin concentrates—Part 7:Determination of bismuth content—Flame atomic absorption spectrometric method 锡精矿化学分析方法第7部分：铋量的测定火焰原子吸收光谱法	China National Standards Th	English PDF
GB/T 3250-2017	Shearing and riveting test meThod of wires and rods for the aluminum and aluminum-alloy rivets 铝及铝合金铆钉用线材和棒材剪切与铆接试验方法	China National Standards Th	English PDF
GB/T 34649-2017	Magnetron sputtering ruThenium target 磁控溅射用钌靶	China National Standards Th	English PDF
GB/T 34626.1-2017	Metallic and oTher inorganic coatings—Cleaning and preparation of metal surfaces—Part 1: Ferrous metals and alloys 金属及其他无机覆盖层金属表面的清洗和准备第1部分：钢铁及其合金	China National Standards Th	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 Th	English PDF
GB/T 13747.13-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 13: Determination of lead content—Polarography 锆及锆合金化学分析方法第13部分：铅量的测定极谱法	China National Standards Th	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 Th	English PDF
GB/T 14449-2017	Test meThod for aerosol products 气雾剂产品测试方法	China National Standards Th	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 Th	English PDF
GB/T 34627-2017	Metallic and oTher inorganic coatings—Definitions and conventions concerning appearance 金属及其他无机覆盖层外观的定义及习惯用法	China National Standards Th	English PDF
GB/T 1819.13-2017	MeThods for chemical analysis of tin concentrates—Part 13: Determination of magnesium oxide content,calcium oxide content—Flame atomic absorption spectrometric method 锡精矿化学分析方法第13部分：氧化镁、氧化钙量的测定火焰原子吸收光谱法	China National Standards Th	English PDF
GB/T 34641-2017	Non-destructive testing—Test meThod for determining image quality in direct thermal neutron radiographic examination 无损检测直接热中子照相检测的像质测定方法	China National Standards Th	English PDF
GB/T 34626.2-2017	Metallic and oTher inorganic coatings—Cleaning and preparation of metal surfaces—Part 2: Non-ferrous metals and alloys 金属及其他无机覆盖层金属表面的清洗和准备第2部分：有色金属及其合金	China National Standards Th	English PDF
GB/T 34644-2017	Eddy current testing meThod for zirconium and zirconium alloy tube 锆及锆合金管材涡流检测方法	China National Standards Th	English PDF
GB/T 34638-2017	Non-destructive testing—Test meThods for ultrasonic leak detection 无损检测超声泄漏检测方法	China National Standards Th	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 Th	English PDF
GB/T 1819.8-2017	MeThods for chemical analysis of tin concentrates—Part 8：Determination of zinc content—Flame atomic absorption spectrometric method 锡精矿化学分析方法第8部分：锌量的测定火焰原子吸收光谱法	China National Standards Th	English PDF
GB/T 4698.18-2017	MeThods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 18：Determination of tin content—Flame atomic absorption spectrometry 海绵钛、钛及钛合金化学分析方法第18部分：锡量的测定火焰原子吸收光谱法	China National Standards Th	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 Th	English PDF
GB/T 1819.10-2017	MeThods for chemical analysis of tin concentrates—Part 10: Determination of sulfur content—High frequency combustion with infrared absorption method and potassium iodate titrimetric method 锡精矿化学分析方法第10部分：硫量的测定高频感应炉燃烧红外吸收法和碘酸钾滴定法	China National Standards Th	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 Th	English PDF
GB/T 34618-2017	Temperature detection meThod for judging internal leakage faults of working valves in steam drainage steam 蒸汽疏水系统在线阀门内漏温度检测方法	China National Standards Th	English PDF
GB/T 6243-2017	Rice transplanter—Test meThod 水稻插秧机试验方法	China National Standards Th	English PDF
GB/T 34619-2017	Test meThod for volumetric flow of positive displacement refrigerant compressors 容积式制冷剂压缩机容积流量试验方法	China National Standards Th	English PDF
GB/T 34620-2017	Category Ⅰ liThium bromide absorption heat pump unit 第一类溴化锂吸收式热泵机组	China National Standards Th	English PDF
GB/T 30475.4-2017	Filters for compressed air—Test meThods—Part 4: Water 压缩空气过滤器试验方法第4部分：水	China National Standards Th	English PDF
GB/T 34637-2017	Non-destructive testing—Test meThods for bubble leak detection 无损检测气泡泄漏检测方法	China National Standards Th	English PDF
GB/T 34443-2017	Terminology of artificial leaTher and synthetic leather 人造革与合成革术语	China National Standards Th	English PDF
GB/T 34445-2017	Test meThod of hot-tack property for heat sealing surfaces of thermoplastic polymer and thermoplastic composite material 热塑性塑料及其复合材料热封面热粘性能测定	China National Standards Th	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 Th	English PDF
GB/T 19498-2017	Protective structures on agricultural and forestry tractors—Static testing meThod and accepting condition 农林拖拉机防护装置静态试验方法和验收技术条件	China National Standards Th	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 Th	English PDF
GB/T 13747.14-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 14：Determination of uranium content—Polarography 锆及锆合金化学分析方法第14部分：铀量的测定极谱法	China National Standards Th	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 Th	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 Th	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 Th	English PDF
GB/T 13747.17-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 17：Determination of cadmium content—Polarography 锆及锆合金化学分析方法第17部分：镉量的测定极谱法	China National Standards Th	English PDF
GB/T 19587-2017	Determination of The specific surface area of solids by gas adsorption using the BET method 气体吸附BET法测定固态物质比表面积	China National Standards Th	English PDF
GB/T 18685-2017	The blank diameters for rolling general purpose metric screw threads 普通螺纹搓制和滚制前的毛坯直径	China National Standards Th	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 Th	English PDF
GB/T 13747.22-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 22：Determination of oxygen and nitrogen contents—Inert gas fusion-infrared absorption and thermal conductivity method 锆及锆合金化学分析方法第22部分：氧量和氮量的测定惰气熔融红外吸收法/热导法	China National Standards Th	English PDF
GB/T 13747.24-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 24：Determination of carbon content—Infrared absorption method after high frequency combustion 锆及锆合金化学分析方法第24部分：碳量的测定高频燃烧红外吸收法	China National Standards Th	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 Th	English PDF
GB/T 13747.1-2017	MeThods for chemical analysis of zirconium and zirconium alloys—Part 1：Determination of tin content—Potassium iodate titration and phenylfluorone-polyethylene glycoloctyl phenyl ether spectrophotometry 锆及锆合金化学分析方法第1部分：锡量的测定碘酸钾滴定法和苯基荧光酮-聚乙二醇辛基苯基醚分光光度法	China National Standards Th	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 Th	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 Th	English PDF
GB/T 4698.25-2017	MeThods for chemical analysis of titanium sponge, titanium and titanium alloys—Part 25：Determination of chlorine content—Silver chlorin spectrophotometry 海绵钛、钛及钛合金化学分析方法第25部分：氯量的测定氯化银分光光度法	China National Standards Th	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 Th	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 Th	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 Th	English PDF
GB/T 1819.16-2017	MeThods for chemical analysis of tin concentrats—Part 16:Determination of siliver content—Flame atomic absorption spectrometry 锡精矿化学分析方法第16部分：银量的测定火焰原子吸收光谱法	China National Standards Th	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 Th	English PDF
GB/T 34410-2017	Classification and general technology of upper limb orThoses 上肢矫形器的分类及通用技术条件	China National Standards Th	English PDF
GB/T 27022-2017	Conformity assessment—Requirements and recommendations for content of a Third-party audit report on management systems 合格评定管理体系第三方审核报告内容要求和建议	China National Standards Th	English PDF
GB/T 34412-2017	Statistical meThod for surface standard climate normals 地面标准气候值统计方法	China National Standards Th	English PDF
GB/T 34022-2017	Small-scale play facilities—Three-dimensional climbing net 小型游乐设施立体攀网	China National Standards Th	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 Th	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 Th	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 Th	English PDF
GB/T 1819.12-2017	MeThods for chemical analysis of tin concentrates—Part 12:Determination of silicon dioxide content—The silicomolybdenum blue spectrophotometry and sodium hydroxide titration 锡精矿化学分析方法第12部分：二氧化硅量的测定硅钼蓝分光光度法和氢氧化钠滴定法	China National Standards Th	English PDF
GB/T 1819.9-2017	MeThods for chemical analysis of tin concentrates—Part 9：Determination of tungsten trioxide content—The thiocyanate spectrophotometric method 锡精矿化学分析方法第9部分：三氧化钨量的测定硫氰酸盐分光光度法	China National Standards Th	English PDF
GB/T 5318-2017	Sintered metal materials（excluding hardmetals） wiThout notch impact test piece 烧结金属材料（不包括硬质合金）无切口冲击试样	China National Standards Th	English PDF
GB/T 1819.14-2017	MeThods for chemical analysis of tin concentrates—Part 14：Determination of copper content—Flame atomic absorption spectrometry 锡精矿化学分析方法第14部分：铜量的测定火焰原子吸收光谱法	China National Standards Th	English PDF
GB/T 3848-2017	Hardmetals—Determination of (The magnetization) coercivity 硬质合金矫顽（磁）力测定方法	China National Standards Th	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 Th	English PDF
GB/T 14142-2017	Test meThod for crystallographic perfection of epitaxial layers in silicon—Etching technique 硅外延层晶体完整性检验方法腐蚀法	China National Standards Th	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 Th	English PDF
GB/T 34550.2-2017	MeThod for evaluation of cooling seawater treatment agents—Part 2: Determination of scale inhibition performance 海水冷却水处理药剂性能评价方法第2部分：阻垢性能的测定	China National Standards Th	English PDF

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