钻柱振动现象在钻井施工中是非常突出和明显的现象。
It is a very obvious phenomenon of the drill string vibrating in the drilling.
介绍了轴向异常振动现象、振动特征和故障分析处理过程。
This paper introduced the phenomenon and characteristic of vibration and the treatment process.
本文分析了钝物体绕流的各种流动状态和相应的流致振动现象；
The flow around the bluff bodies and the related flow-induced vibrations are reviewed in this paper.
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