China 'GB/T 12085.21-2011
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 12085.21-2011
Optics and optical instruments - Environmental test methods - Part 21: Combined low pressure and ambient temperature or dry heat 光学和光学仪器 环境试验方法 第21部分：低压与大气温度、高温综合试验
Issued Date:2011-06-16
Implemented Date:2011-11-01
Issued by:
The Standardization Administration of the People's Republic of China
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