normally open contacts是什么意思


中文翻译正常开路触点

网络释义

1)normally open contacts,正常开路触点2)normally closed contacts,正常闭路触点3)normally open contact,常开触点4)dead contact,开路触点5)normally open(closed)contact,常开(闭)触点6)normal contact,正常触点,静接点

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