drill collar stiffness
... 侧凹钻铤 indented drill collar 钻铤刚度 drill collar stiffness 偏心钻铤 decentralized drill collar ...
基于56个网页-相关网页
·2,447,543篇论文数据，部分数据来源于NoteExpress
经现场5口井试验表明，不弯曲钻铤能够起到增大下部钻具组合刚度，控制直井段井斜的作用；
The on-site tests of 5 wells showed that the stiffness of lower drill pipe assembly was increased to control deviation in the straight hole.
youdao
应用推荐
模块上移
模块下移
不移动