司钻要确保所有的仪表和传感器，如指重仪、扭距表，要经过检查和校验。
The Driller shall ensure that all gauges and sensors, such as the weight indicator, torque gauge, are inspected and calibrated.
在油田开发中钻遇断层时，地质上存在将测井分层对比中缺失地层厚度与铅直地层断距混淆的现象。
The thickness of lost stratum and stratigraphic throw is apt to misuse in identification of stratum on logs.
司钻操作液压猫头，液压缸伸出，拉紧猫头绳，扭距仪将显示出当前的拉力。
The Driller now operates the EZY-Torque. The hydraulic cylinder slides out (up), causing the jack line to be pulled by the rig tong. The torque meter will indicate the torque line pull force.
计算结果表明，有效偏心距和上部钻柱的提升力是影响近井口套管偏磨的主要因素。
The calculation results demonstrate the effective eccentricity and the lifting force of the upper drill string are the major influential factors.
计算结果表明，有效偏心距和上部钻柱的提升力是影响近井口套管偏磨的主要因素。
The calculation results demonstrate the effective eccentricity and the lifting force of the upper drill string are the major influential factors.
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