If electrical equipment is involved in the fire, be sure the power supply is disconnected before fighting the fire with water.

如果起火涉及了电力设备，在用水救火之前要确定电源已经断开。

youdao

If your facility has electrical and pneumatic tools or safety sensitive equipment, as a minimum an annual tool inspection must be performed.

如果所在工厂有电动和气动工具，或安全要求较高的设备，则每年必须执行至少一次工具检查。

youdao

Do not experiment again if any electrical equipment fails to operate. You should contact authorized personnel immediately.

任何电器假如出了故障，不答应再试，应当立即往找授权的专业职员。

youdao

They happen fairly frequently, and if they are intense enough they can damage satellites, blackout radio signals, and damage electrical equipment.

FORBES: Intelligence Community Warns Solar Storms Could Collapse Electric Grid