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关注：1
2013-05-23 12:21
求翻译：另有电流之比是什么意思？ 待解决
 悬赏分：1
- 离问题结束还有
另有电流之比
问题补充： |
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2013-05-23 12:21:38
Another current ratio
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2013-05-23 12:23:18
Another current than
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2013-05-23 12:24:58
The transformer two group of coil turns respectively are N1 and N2, N1 are primary, N2 is secondary.Adds an alternating voltage in the primary coil, can have the induced electromotive force in the sencondary coil both sides. When N2>N1, its induced electromotive force must the voltage which prima
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2013-05-23 12:26:38
Another current ratio
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2013-05-23 12:28:18
Another current ratio
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