
Optics and optical instruments ? Environmental test methods ? Part 21:Combined low pressure and ambient temperature or dry heat
出版:Standardization Administration of China

专家解读视频
基本信息
标准编号: GB/T 12085.21-2011
标准类别:Standard
出版单位:Standardization Administration of China
标准页数:8
等同采用的国际标准
ISO 9022-21:1998 - Modified