继电器续流二极管作用续流二极管都是并联在线圈的两端， 线圈在通过电流时， 会在其两端 产生感应电动势。 当电流消失时， 其感应电动势会对电路中的原件产生反向电压。 当反向电 压高于原件的反向击穿电压时， 会把原件如三极管， 等造成损坏。
ask for your advice » 询问你的意见 the coil of the relay » 继电器线圈 He was immediately attracted by its bright color and lifelike pasture and expression.
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此结论是从那些组装继电器和盘绕电线圈的产业妇女令人疑惑的行为中得出的。
The idea arose because of the perplexing behaviour of the women who assembled relays and wound coils of wire in the Hawthorne plant.
用户必须为外部继电器提供线圈电流。
The user must supply the coil current for the external relays.
继电器还需要具有卓越的“触点-线圈”屏蔽效应。
The relays should also have excellent contact-to-coil shielding action.
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