MARC状态:已编 文献类型:西文图书 浏览次数:32
- 题名/责任者:
- Standard voltages, current ratings and frequencies / International Electrotechnical Commission, ISO.
- 出版发行项:
- [Genève, Suisse : International Electrotechnical Commission, ISO, n.d.]
- 载体形态项:
- 34 p. : ill. ; 29 cm.
- 丛编说明:
- Its Publication ; 56
- 丛编统一题名:
- Its Publication ; 56
- 论题主题:
- Electric swithgear-Standards.
- 中图法分类号:
- TM-65
- 一般附注:
- Cover title.
- 语种附注:
- German and English.
- 随书光盘:
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