
【国外标准】 Respiratory protective devices. Half masks and quarter masks. Requirements, testing, marking
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适用范围:
暂无
标准号:
BS EN 140:1999
标准名称:
Respiratory protective devices. Half masks and quarter masks. Requirements, testing, marking
英文名称:
Respiratory protective devices. Half masks and quarter masks. Requirements, testing, marking标准状态:
现行-
发布日期:
1999-04-15 -
实施日期:
出版语种:
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