
【国外标准】 Overhead line-wire material (non ferrous) for telegraph and telephone purposes
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适用范围:
暂无
标准号:
BS 174 to 181:1938
标准名称:
Overhead line-wire material (non ferrous) for telegraph and telephone purposes
英文名称:
Overhead line-wire material (non ferrous) for telegraph and telephone purposes标准状态:
被代替-
发布日期:
1943-03-31 -
实施日期:
出版语种:
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