GB/T 13961-1992 灯具用电源导轨系统
GB/T 13961-1992.Electrical supply track systems for luminaires.GB/T 13961等效采用国际标...
国家标准2023.07.19
GB/T 13961-1992.Electrical supply track systems for luminaires.GB/T 13961等效采用国际标...
国家标准2023.07.19
GB/T 14044-1993.Ballasts for tubular fluorescent lamps Performance requirements....
国家标准2023.07.19
GB/T 14044-2005.Ballasts for tubular fluorescent lamps-Performance requirements....
国家标准2023.07.19
GB/T 14148-1993.Glass blank of ophthalmic lenses.5.2规格尺 寸的检验5.2.1直径:用分 度值为0. 02m...
国家标准2023.07.19
GB/T 14149-1993.Laboratory glassware- Interchangeable spherial ground joints.GB/...
国家标准2023.07.19
GB/T 14150-1993.Guangdong oaglaze decoration porcelain.5.14运用表5分级须符合下列规定:a.除明确规定...
国家标准2023.07.19
GB/T 14217-1993.Method of test for dielectric dissipation factor (tan 8) of capa...
国家标准2023.07.19
GB/T 14255-1993.Method of sound power levels of noise emitted by household sewin...
国家标准2023.07.19
GB/T 22792. 1-2009.Office furniture- Screens-Part 1:Dimensions.1范围GB 22792的本部分规定...
国家标准2023.07.19
GB 17284-1998.Gasoline eogine boosting blcycle.1范围GB 17284规定了汽油机助力自行车(以下简称助力车)的产...
国家标准2023.07.19