electrical relay是什么意思 electrical relay怎么读
electrical relay的英文翻译是什么意思，词典释义与在线翻译
Noun:- electrical device such that current flowing through it in one circuit can switch on and off a current in a second circuit
electrical relay的相关资料
relayvt.转播；转达；中继；接力；接替n.继电器；接力赛；替班
electrical relay的用法和样例
- I need to buy car relay ,please and contact us.
我们需要求购汽车继电器，请联系我们。 - Only one relay is closed at any time.
在某一时间，仅有一个继电器是闭合的。
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