4秒二次回路中的备用水泵自动启动。

4 SEC Backup pumps within the secondary loop automatically turn on.

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0秒二次回路中的水泵因为一个小故障而自动关闭。

0 SEC the pumps in the secondary loop shut down automatically, due to a slight malfunction.

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8分钟一个操作员注意到二次回路备用水泵的阀门是关的，于是打开了阀门。二次回路现在运作正常。

8 min An operator notices that the valves for the backup pumps in the secondary loop are off. He opens the valves. The secondary side now operating normally.

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