... 钻柱转矩：drill string torque 钻柱震动：drill string vibration 钻柱悬于空气中之重量：air weight ...
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drill string vibration sonic logging 钻柱振动声波录井
twisting vibration of drill string 钻具的扭转震动
drill string longitudinal vibration 钻柱的纵向振动
drill string torsional vibration 钻柱的扭转振动
Lateral vibration of drill string 钻柱横向振动
drill string lateral vibration 钻柱横向振动
drill string vertical vibration 钻柱纵向振动
Finally, the paper introduced effective control methods of common drill string vibration and deviation problem.
最后对常见的钻柱振动和井斜问题介绍了有效的控制方法。
This article takes the near-bottom drill string in an extended reach well as the subject to study the drill string vibration rules.
以大位移井近井底的钻柱为研究对象，分析了钻柱振动行为所遵循的规律。
Drill string vibration is a common phenomenon in the process of well drilling. Drilling string resonance is the main reason of the drilling string failure.
钻柱振动是在当前钻井工程中的普遍现象，对钻井的影响很大，钻柱共振是钻柱失效的主要原因。
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