废燃池冷却系统用于导出乏燃料组件的衰变热，同时净化乏池内的水质。

The spend fuel pit Cooling System is designed to remove the decay heat generated by stored spend fuel assemblies and to purify the water in the spent fuel pit.

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要防止铀中的衰变热熔解堆心，必须用水冷却。

To keep the decay heat in the uranium from melting the core, you have to keep water on it.

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要防止铀中的衰变热熔解堆心，必须用水冷却。

To keep the decay heat in the uranium from melting the core, you have to keep water on it.

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