介绍了大型汽轮发电机组密封瓦振动的机理，经试验分析认为产生振动的原因是密封瓦碰磨、大轴晃度超标。
As a conclusion, the reasons of vibration are that the oil-seal ring create friction and axles flutter exceed standard.
叙述了湛江发电厂3号机组a汽动给水泵汽轮机2号瓦振动问题的分析及处理的整个过程，指出造成2号瓦振动大的主要原因是不平衡及轴瓦刚性差。
This paper presents the vibration analysis and treatment of No. 2 bearing of the steam turbine for Unit 3 turbine driven feed water pump a in Zhanjiang Power Plant.
此前乔瓦·尼巴。蒂斯塔·贝内代蒂(1530 - 1590)有相关的振动频率比和音调比之间的关系的理论。
Earlier Giovanni Battista Benedetti (1530-1590) had related the ratio of pitches to the ratio of the frequencies of vibrating objects.
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