hole drag
... hole direction 井眼方位角 hole drag 井眼阻力 hole drift angle 井斜角 ...
基于42个网页-相关网页
·2,447,543篇论文数据,部分数据来源于NoteExpress
本文建立了在水平分支井眼中的钻柱摩擦阻力微分方程,并得到了在起、下钻过程中钻柱的总摩阻。
In this paper, the differential equation for the frictional resistance on the drill string in branch horizontal Wells was established and the total drill string friction during tripping was got.
youdao
应用推荐
模块上移
模块下移
不移动