断电

Keep some candles as a standby in case the power fails.

预备一些蜡烛以防断电。

Chicago was blacked out yesterday after a freak flood.

芝天因为一场罕见的洪水而全城断电。

By deenergizing of coil, the control air actuates the3- way valve( pos. no.29 through the pipe named“ SUPPLY” and the3- way magnet valve( pos. no.73, right frame).

由线圈的断电，控制空气促动三通阀29通过supply管路和三通电磁阀73右位。

This procedure is suitable for all urgent conditions including fire, detonation, chemical overflow, flammable gas divulgence, serious power failure and other natural disaster accidents and so on.

此程序用于公司所有紧急状况包括火灾、爆炸、化学品溢出、可燃气体泄漏、严重断电和其它自然灾害等事故。