GB 11986-1989 表面活性剂粉体和颗粒休止角的测量
GB 11986-1989.Surface active agents-Powders and Granules- Mee isurement of the a...
国家标准2023.07.21
GB 11986-1989.Surface active agents-Powders and Granules- Mee isurement of the a...
国家标准2023.07.21
GB 11987-1989.Surface active agent Technical alkane sulphonates-Determination of...
国家标准2023.07.21
GB 11988-1989.Surface active agent Technical alkane sulfonates-Determination of...
国家标准2023.07.21
GB 11989-1989.Anionic surface actlve gent-Determination of soluble matter conten...
国家标准2023.07.21
GB/T 15144-2009.A. C. supplied electronic ballasts for tubular fluorescent lamps...
国家标准2023.07.21
GB/T 15724. 1~15724.2-1995.Laboratory glassware- Beaker.GB/T 15724. 1非等效采用国际标准IS...
国家标准2023.07.21
GB/T 15724.2-1995.Laboratory glassware- Beaker.6.2.6合 格质量水平综合合格质量水平(AQL)为6.5。6.3...
国家标准2023.07.21
GB/T 22753-2008.Technical requirements of surface coatings on toys.1范围GB/T 22753...
国家标准2023.07.21
GB/T 24907-2010.LED lamps for road lighting- Performance specifications.1范围GB/T...
国家标准2023.07.21
GB/T 24908-2010.Self- ballasted LED lamps for general lighting services-Performa...
国家标准2023.07.21