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China GB Standards List

 GB/T 36702.2-2020  
Irrigation equipment—Safety devices for chemigation—Part 2: Chemigation valve assemblies from DN 75(3〞) to DN 350(14〞)

灌溉设备 化学灌溉用安全装置 第2部分:DN 75(3〞)至 DN 350(14〞)的化学灌溉阀组件
 GB/T 39621-2020  
Textiles—Quantitative chemical analysis—Mixture of cross-linked lyocell fibres and viscose or cupro or modal (method using formic acid and zinc chloride)

纺织品 定量化学分析 交联型莱赛尔纤维与粘胶纤维、铜氨纤维、莫代尔纤维的混合物(甲酸/氯化锌法)
 GB/T 39482.3-2020  
Electrochemical impedance spectroscopy (EIS) on coated and uncoated metallic specimens—Part 3: Processing and analysis of data from dummy cells

涂漆和未涂漆金属试样的电化学阻抗谱(EIS) 第3部分:从模拟电解池获得数据的处理和分析

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