完成了安装顶驱后反扭矩的计算和井架力学分析，并提出了井架结构的改造方案。
Having completed calculation of top drive counter-torque and mast mechanics analysis, an upgrading proposal has been put forward.
该锚杆回收扳手由压气驱动，在给可回收锚杆的尾部提供反扭矩的同时，还可以承受拉力。
The compressed air powered wrench is capable of providing revert-torque to retrievable bolt end and sustain drag force.
为进行打捞或回收钻柱，通常的卸开作业总是采用反扭矩，和在所选用的丝扣连接内引爆炸弹。
To facilitate the fishing or recovery operation, the backoff is usually accomplished by applying reverse torque and detonating an explosive charge inside a selected threaded connection.
本论文对定扭矩螺栓的功能原理、结构以及材料性能等进行了反求分析。
The function principle, structure and material performance of fixed torque bolt are studied in the way of Reverse Engineer in this thesis.
本论文对定扭矩螺栓的功能原理、结构以及材料性能等进行了反求分析。
The function principle, structure and material performance of fixed torque bolt are studied in the way of Reverse Engineer in this thesis.
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