| 单词 | drill string |
| 释义 | 例句释义: 钻杆柱,钻柱,钻据情况,钻具 1. Since the top of the drillstring is moving up, this means that the drillstring itself is stretching and storing energy. 因为钻柱的上部正在运动，这意味着钻柱自身正被拉长并开始储存能量。 www.infopetro.com.cn 2. Large capacity self-locking wrenches used to grip drillstring components and apply torque. 有能力大的自我锁紧的大钳，用于抓住钻柱部件，并施加一定的扭矩。 www.infopetro.com.cn 3. Computer simulation of drillstring axial vibration and online monitoring of bottom hole condition. 钻柱轴向振动仿真与井底状态监测方法探讨。 ilib.cn 4. The effect of drillpipe rotational speed on the predicted ECD for different drillstring combinations are presented and discussed. 本文提出并讨论了钻杆自转速度对不同钻柱组合下的预测当量循环密度的影响。 bbs.e5zj.com 5. Mechanism Analysis on Torsional Stick-slip Vibration of Drillstring in Extended Reach Well and Some Ways to Its Suppression 大位移井钻柱粘滑振动机理分析及减振研究 www.ilib.cn 6. Research on whirling mechanism of bottom drillstring and its rules by inner simulated experiments 下部钻柱涡动机理及规律的实验研究 scholar.ilib.cn 7. Strength Calculation of the Whirled Drillstring at Flexural-torsional Alternate Stress 钻柱涡动时弯扭组合交变应力下的强度计算 www.ilib.cn 8. Chaotic Motion of a Drillstring in Vertical Section 铅垂井段钻柱的浑沌运动 www.ilib.cn 9. Torque Feedback to Suppress Drillstring Torsional Vibration in Extended Reach Well 大位移井钻柱扭转振动顶部扭矩负反馈减振研究 www.ilib.cn 10. Dynamic finite-element analyses and indoor axial experiment of drillstring 钻柱动力学有限元分析及室内轴向试验结果对比 service.ilib.cn 1. The application of gap element to the nonlinear mechanics analysis of drillstring 间隙元在钻柱接触非线性力学分析中的应用 service.ilib.cn 2. Research on How to Predict the Drillstring Fatigue Life of Whole Well with Precession and Backward 考虑运动状态时全井段钻柱疲劳裂纹扩展寿命计算研究 www.wenloo.com 3. Dynamic simulation models for torsional vibration of cone bit and drillstring 牙轮钻头及钻柱系统扭转振动仿真模型 ilib.cn 4. An application of gap element to the transient dynamics analysis of drillstring 间隙元在钻柱瞬态动力学分析中的应用 www.ilib.cn 5. Some problems in the recent research of drillstring bifurcation 近期国内钻柱静动力分岔研究及存在问题 ilib.cn 6. Dynamics Analysis of Drillstring Failure 钻柱失效的动力学分析 www.ilib.cn 7. The analysis of stability of drillstring in bending hole 弯曲井眼中钻柱的稳定性分析 service.ilib.cn |
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