
【国外标准】 Graphic (recording or chart-recording) ammeters, voltmeters, wattmeters, power factor meters and frequency meters.
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适用范围:
暂无
标准号:
BS 90:1940
标准名称:
Graphic (recording or chart-recording) ammeters, voltmeters, wattmeters, power factor meters and frequency meters.
英文名称:
Graphic (recording or chart-recording) ammeters, voltmeters, wattmeters, power factor meters and frequency meters.标准状态:
被代替-
发布日期:
1940-08-26 -
实施日期:
出版语种:
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