各种油泵和船舱风机的应急开关装在机舱的人口处。
The emergency switches for various oil pumps and E. R. fans are arranged at the entrance to the engine room .
在那次事故中，有一半核反应堆芯在事故发生后的两小时内便融化了，直到工作人员将误关的应急冷却系统开关重新打开，反应堆芯才停止了融化。
There, half the reactor core melted in the first two hours of the accident. The melting stopped when an operator turned on emergency cooling, which had mistakenly been turned off.
拥有手动、机动应急系统，确保出现停电或产生其他故障时仍然能开关自如。
Two, with manual, mobile emergency system to ensure that the power outage or other faults can still be switched freely.
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