这座房子远离自来水总管和供电网，依靠自备的发电机。
The house is far from water mains and electricity and relies on its own generators.
当外部电源故障，工厂自备包括柴油发电机，电池等供电设施。
But, if the power lines fail, the plants have redundant on-site power sources, including backup diesel generators and batteries.
由此工厂自备紧急柴油发电机启动为工厂提供电力。
That triggered the emergency diesel generators to startup and provide backup power for plant systems.
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