钻探，工程中利用钻头在孔(井)底工作，破碎岩石或其他介质，形成并加深钻孔的作业。
n. drilling
misc. worm one's way in
文章详细信息 关键词： 径向水平井;钻进;射流;破岩 [gap=532]Keywords: horizontal wells;drillings;jet;breaking rocks
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定向钻进 directed driling ; controlled drilling ; controlled angle drilling
钢丝绳钻进 cable drilling ; rope boring ; cable tool drilling ; churn drilling
钻进速度 [油气] drilling rate ; bit speed ; drilling speed
倾斜钻进 inclined boring ; inclined drilling
岩心钻进 core drilling ; ring drilling ; coring
钻粒钻进 [油气] shot boring ; shot drilling ; chilled shot drilling
金刚石钻进 diamond boring
我钻进了金字塔 I Got into thePyramids
井孔钻进 hole boring
It will greatly reduce the cost on rectifying the deviation of the drilling and ensure the drilling quality.
在煤层中使用该纠偏技术,在保证钻孔质量的同时,可极大地降低近水平孔钻进纠偏成本。
参考来源 - 煤层气近水平孔钻进水力纠偏技术·2,447,543篇论文数据，部分数据来源于NoteExpress
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