同义词 X
  • 旋转钻

    译词

  • rotary drill (279)
  • rotary drill

    n.    

    变形:   english【复】

  • 1尽管之前所述的轴承构件123到125是作为用在钻地旋转钻头中进行描述的,但是本领域普通技术人员将会理解的是根据发明的实施方式的轴承可以用在其他井下工具中。
     Although the foregoing bearing members 123 through 125 were described as being employed in an earth-boring rotary drill bit, persons of ordinary skill in the art will understand that bearings in accordance with embodiments of the invention may be employed in other downhole tools.
     来源:专利文献   中文专利号:CN103221628A   英文专利号:US2012080230

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