reactive torque meaning in Chinese

反扭矩

The rotary transmission case can achieve forward , reverse gear , which is fit for catching & revolving operation of different kinds of drill pipe ; reactive torque release device ensure drill pipes deformation releasing safety in the well drilling process
转盘传动箱可实现正、倒档，适用各种钻杆扣旋转作业，反扭矩释放装置保证钻井过程中钻杆变形能安全释放。
Abstract : factors causing the failure of the rod string in a screw pump well include rod with minor od being used ， defects in the rod body produced in manufacturing and service ， excessive torque caused by plugging and reactive torque on the rod string ， and excessive shearing stress on the rod thread
文摘:造成螺杆泵采油井抽油杆杆柱断裂、脱扣和撸扣的主要原因有杆体外径选择偏小，杆体制造或使用过程中产生缺陷，堵塞扭矩过大，反扭矩大于螺纹联接扭矩以及抽油杆螺纹牙受剪应力过大等。