
【国外标准】 Specification for underground loudspeaker communication systems in coal mines
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适用范围:
暂无
标准号:
BS 6353:1983
标准名称:
Specification for underground loudspeaker communication systems in coal mines
英文名称:
Specification for underground loudspeaker communication systems in coal mines标准状态:
现行-
发布日期:
1983-04-29 -
实施日期:
出版语种:
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