Phenomenon: a sudden interruption of pumping system moves, and there is abnormal sound equipment there is a strong vibration, the tunnel is no corresponding vibration.
现象：泵送系统动作突然中断，并且有异常声响，设备有较强振动，但管道内无相应振动。
Phenomenon: a sudden interruption of pumping system moves, and there is abnormal sound equipment there is a strong vibration, the tunnel is no corresponding vibration.
现象：泵送系统动作突然中断，并且有异常声响，设备有较强振动，但管道内无相应振动。
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