off hook circuit英文翻译_含义_读音_off hook circuit例句

off hook circuit

常用释义

词性释义

闭合电路

例句

1·Pressure limit switch circuit is cut off, stop, and then closing, the hook can only decrease.

压下限位开关，切断电路停车，再合闸时，吊钩只能下降。

同义词

闭合电路

closed circuit