The quake and tsunami cut the supply of off-site power to the plant and diesel generators intended to provide back-up electricity to the cooling system.

这次强烈的地震和海啸毁坏了电厂的外部电源和以柴油为动力的后备电源。这些电源是用于和电站紧急情况下为冷却系统提供电力供应的电源。

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The picture shows an engine partly cut away so that the cooling system can be seen .

这图是一台发动机，部分切掉了，以便能看到冷却系统。

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The cooling system can cut down the power loss by 90 %, save the fuel up to 10 % .

与传统方式相比，自控电动冷却系统的功率消耗减少90％左右，节省燃油10％以上。

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