Excessive vibration may lead to tube failure due to fatigue or fretting-wear.
振动，由于疲劳与磨损将导致管子的破坏。
Engineering practice was proved that one of the reasons for ESP failure was due to the excessive vibration.
实践证明，振动过大往往是引发潜油电泵机组故障的根源之一。
The diagnostic result shows that the main reason of excessive vibration is fluid-induced vibration problem of impeller.
结果表明，振动过大是由叶轮流体激振造成的。
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