... 定向井 controlled directional well; direction hole; direction well; directional hole; ... 方向井 direction well 河向井 kawamukai ...
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But when the PDC bit is used drilling in the direction well, the directing property of the bit is destabilization and the tool face orientation will strenuously change.
但是PDC钻头在定向井钻进时会经常发生定向性能不稳定,工具面角变化剧烈,不易控制的现象,甚至于会造成井下动力钻具减速停机,损毁井下动力钻具。
参考来源 - 定向井PDC钻头受力模型及优化设计研究·2,447,543篇论文数据,部分数据来源于NoteExpress
And let's further suppose that you're characterized as excellent at helping others, taking direction well, and maintaining relationships..
那么让我们进一步假设。你会其他人说成是非常善于帮助别人、给别人以很好的指导、并且能保持良好的关系的这样的性格。
Due to the special structure of controlled direction well, it can lead to severe abrasion even jamming if not adopting any measure when using progressing cavity pump rod to pump oil.
由于定向井井身结构特殊,利用螺杆泵进行抽油时如不采取任何措施势必造成杆柱严重磨损甚至卡死。
There is some clever direction and the film is very well shot.
由于导演指导有方,影片拍得非常成功。
But this goes in a slightly different direction as well.
但这也同时朝着,稍微不同的方向发展。
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