With the progress of drilling technology, bottom hole assembly (BHA) has been developed rapidly to control well trajectory.

 
  • 隨著(zhù)鉆井技術(shù)的進(jìn)步,以控制井眼軌道為目的的下部鉆具組合發(fā)展迅速。
今日熱詞
目錄 附錄 查詞歷史
国内精品美女A∨在线播放xuan