GB 39800.1-2020个体防护装备配备规范第1部分:总则标准
英文:Specification of the provision of personal protective equipment—Part 1: General requirement GB 39800.1-2020介绍: 国家标准《个...
英文:Specification of the provision of personal protective equipment—Part 1: General requirement GB 39800.1-2020介绍: 国家标准《个...