实验结果表明，它比传统的振动通频值能更好的反映发电机组的故障发展趋势。
The results of experiments proved that it can show the fault trend better than the traditional analysis of vibration amplitude.
为了避免出现运动部件的过早磨损、噪音或振动运行，就要根据流体状态选择止回阀的通径。
Premature wear and noisy operation or vibration of the moving parts can be avoided by selecting the size of check valve on the basis of flow conditions.
通过实验研究了该阻尼器通以不同电流时对转子系统瞬态和稳态振动的抑振效果。
The vibration characteristics of a rotor system with passive electromagnetic damper under different current are studied experimentally.
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