This paper discusses how to clean cuttings bed by using mechanical method during drilling,and introduces its technical principle,feasibility and construction method.

 
  • 在探讨在钻进过程中用机械法清除上部斜井段的岩屑床的基础上,介绍其技术原理,并提出了施工的可行性方案。
今日热词
目录 附录 查词历史