主开关 meaning in English
main breaker
master switch
master/main switch
ms
Examples
- Each unit should include a main switch and ammeter with a scale of about 20 ampere capacity .
每一套装置应包括一个主开关和电流表，电流表的刻度范围约20安培。 - All rooms are linked to the main switchboard
所有的房间都与主开关连接。 - Move the main switch from on to off or press the control button
将主开关从开转到关，或者按压控制钮。 - Power window main switch
电动窗主开关 - After it has tripped , make sure the electrical circuit cannot be truned back on
在主开关跳掉之后，确定电路无法再被重新开启。