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   Chinese
Terms for subject Drilling containing 左旋 | all forms | in specified order only
ChineseEnglish
左/右旋漂移left-hand/right-hand walk
左旋left walk
钻头左旋偏移left walk
左旋扣连接left-hand joint
左旋levorotary
左旋螺纹公锥left-hand thread taper tap
左旋螺纹钻杆left-hand drill pipe
左旋连接left-hand lay
左旋逆绞绳股左绞,绳丝右绞left regular lay wire line
钢丝绳左旋顺捻left lang lay