
【国外标准】 Graphical symbols for electrical power, telecommunications and electronics diagrams
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适用范围:
暂无
标准号:
BS 3939 Section 21:1977
标准名称:
Graphical symbols for electrical power, telecommunications and electronics diagrams
英文名称:
Graphical symbols for electrical power, telecommunications and electronics diagrams标准状态:
被代替-
发布日期:
1977-07-15 -
实施日期:
出版语种:
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