国家标准_第571页 - 在线标准查询

GB 5931-1986 轻工产品金属镀层和化学处理层的厚度测试方法β射线反向散射法

GB 5931-1986.Thickness testing method of the metal deposits and conversion coati...

GB 5939-1986.Corrosion -resistant testing method of the metal deposits and conve...

GB 5943-1986.A nti- color change corrosion testing method of the metal deposits...

GB 7982-1987.Pulps-Laboratory sheets Determination of physical properties.GB 798...

GB/T 13173. 7-1993.Soaps and detergents- Determination of EDTA (chelating agent)...

GB/T 13174-2003.GB/T 13174规定了用人工污布进行去污试验来评价洗涤剂去污力,用棉白布评价洗涤剂抗污渍再沉积能力(又称白度保持)的方法。G...

GB/T 14531-2008.Office furniture-Tables 、chairs and stools for reading.1范围GB/T 1...

GB/T 22808-2008.Leather and fur- Chemical tests- Determination of pentachlorophe...

GB/T 23103-2008.Beach umbrella.5.7使用安全 .在使用过程中可接触的部位不应有伤害人体的锐角、快口、毛刺,铁丝头不应外露。5.8...

GB 9821. 1-1988.Gears for time measuring Instruments-Basic terminologies definit...

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