Through piping model test and pump unit trial it is shown that with the two types of isolating shims the vibration acceleration of the piping system can be reduced evidently.
经管路模型试验和水泵机组试验证明，这两种隔振垫可使管路系统振动加速度级明显下降。
The surface drive unit of screw pumps features in complex stress and many vibration sources, so the traditional vibration test method cannot determine the diagnosis accurately.
螺杆泵地面驱动装置受力复杂，振源众多，常规的振动测试对于故障的定位与诊断精确度不高。
The stability test on real turbine showed that the generating unit has a wide hydraulic vibration area.
真机的部分稳定性试验表明，机组存在较宽的水力振动区；
The cause of severe vibration was found out and some methods of resolution were brought forward after a vibration test for this Unit was been done.
经过对该机组振动测试，查明了引起异常振动的原因，并提出了相应的处理意见。
Comprehensive vibration test was conducted on the unit. The main reason of the unstable vibration was analyzed and fault diagnosis project was realized during the overhaul of the unit.
通过对机组振动进行全面测试，分析了故障原因，制定了处理方案。
The vibration generating mechanism of a new type of mechanical transmission unit have been analyzed and revealed through theoretical analysis and vibration measurement on a test-rig.
通过对三环减速机环板动态受力过程的分析与振动试验，揭示了其振动发生根源。
The vibration generating mechanism of a new type of mechanical transmission unit have been analyzed and revealed through theoretical analysis and vibration measurement on a test-rig.
通过对三环减速机环板动态受力过程的分析与振动试验，揭示了其振动发生根源。
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