rotary drill

• 1. 旋钻: twist drill
• 2. 螺旋钻: auger | drill
• 3. 螺旋钻孔桩: augered pile

更多释义

• 1.一种从整个泥浆系统中除去大钻屑的水力旋流装置。
  A hydrocyclone device that removes large drill solids from the whole mud system.
  dict.yoduao.com
• 2.本实用新型提供一种旋犁钻箱，属于农业机械配件技术领域。
  The utility model provides a rotary plough drilling box which belongs to the technical field of agriculture machine fittings.
  dict.yoduao.com
• 3.针对这一问题，大庆物探公司研制出XC - 82型液力旋冲钻具及配套钻头。
  Regarding to the problem, XC-82 hydraulic rotary impact drilling tools and matching bits are developed by Daqing Geophysical Exploration Corporation.
  dict.yoduao.com

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