未经允许切勿触动设备开关、电闸或乱接电线。
Don't touch the machine button, the electric switch, and connecting the electric wire without permission.
该装置只要开关电闸，就能可靠地制动，抗风效果很好。
The device which has favorable wind resistant effect can reliably perform braking by that a switch is turned on and turned off.
电工说，“我看没啥危险，不过你最好关上电闸，以防万一。”
"I don't think there's any danger, "said the electrician, "but you'd better switch the electricity off in case.
这种电闸与矿工使用的设备类似，不会像普通的电路那样引起火花。
Switches are similar to miners' equipment and don't cause sparks, as normal circuits can.
平时要教会能担负起责任的家庭成员如何关闭燃气阀门、电闸以及水阀。
Teach responsible members of your family how to turn off the gas, electricity, and water at valves and main switches.
分励脱扣分励脱扣是线路断路器或可熔电闸的一个特性，可通过远程信号来进行分断或转换。
Shunt trip Shunt trip is a feature added to a circuit breaker or fusible switch to permit the remote opening of the breaker or switch by an electrical signal.
智能大厦要求对楼宇内分散的电闸箱、风机组、电梯、水泵、灯光等进行集中的自动检测和控制。
Auto inspect and control system (AICS) in intelligent building can integrate electric switch, electric fan, water pump, elevator and lamplight etc.
在Segar安装完恒温器将暖气调节到(华氏)65度(约18摄氏度)时，朱海洋拉下了配电箱里的电闸导致供暖停止。
When Segar installed a thermostat that kept the heat at 65 degrees, he said Zhu shut off a breaker in the electric box so the heat wouldn't run.
在Segar安装完恒温器将暖气调节到(华氏)65度(约18摄氏度)时，朱海洋拉下了配电箱里的电闸导致供暖停止。
When Segar installed a thermostat that kept the heat at 65 degrees, he said Zhu shut off a breaker in the electric box so the heat wouldn't run.
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