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Terms for subject Drilling containing left handed | all forms | in specified order only
EnglishChinese
left-hand drill pipe反扣钻杆
left-hand drill pipe左旋螺纹钻杆
left-hand fishing spear反扣打捞矛
left-hand joint左旋扣连接
left-hand lay左捻
left-hand lay左旋连接
left-hand/right-hand walk左/右旋漂移
left-hand screw drill pipe反扣钻杆
left-hand string反扣钻杆
left-hand thread taper tap反扣公锥
left-hand thread taper tap左旋螺纹公锥
left-hand tool joint thread反扣接头螺纹