GB/T 4796.1-2017环境条件分类第1部分:环境参数及其严酷程度国家标准
英文:Classification of environmental conditions—Part 1: Environmental parameters and their severities GB/T 4796.1-2017介绍: ...
英文:Classification of environmental conditions—Part 1: Environmental parameters and their severities GB/T 4796.1-2017介绍: ...