In the commissioning and operation, these pumps have all appeared excess vibration, which would debase pumps' operation reliability and nuclear plants' security.
这种类型的泵在调试和运行过程中均出现过电机或泵体振动超标的故障，严重影响设备运行可靠性和核电厂安全性。
It is pointed out that the main reason making nuclear power plants reactors leak is the vibration of internals of reactors.
核电站反应堆发生泄漏的最主要原因是反应堆堆内构件发生振动。
In addition, the environment of nuclear ships is narrow, and the equipment is complex, and the factor of vibration, those factors increase the possibility of a nuclear accident.
另外，由于核舰船环境狭小、设备仪器复杂集中以及航行时摇摆振动对人的影响等因素又增加了发生核事故的可能性。
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