Fractured leakage not only is very common during drilling and completion of coalbed methane but also affects severely the E & Pol coalbed methane.
裂缝性漏失是目前煤层气钻完井过程中普通存在的现象,它严重影响了煤层气勘探开发进程。
参考来源 - 煤层气裂缝性漏失井新型堵漏技术研究Using this theory, the cost controlling method of drilling and completion projects can be regulated so as to reduce the project cost and make work and management more efficiency.
这种思路的提出,可以规范钻完井项目成本控制方法,为项目降低成本、提高工作效率和管理水平具有一定的指导性。
参考来源 - 海洋石油开发钻完井项目管理分析·2,447,543篇论文数据，部分数据来源于NoteExpress
初步分析了单通道钻完井技术在我国海上油气田勘探开发中应用的可行性。
The application of monobore drilling and completion technique can cut the drilling and …
卡瓦打捞筒作为钻修井打捞工具，主要用于钻完井作业打捞落物的外捞工具。
Slip socket, the fisher of drilling and repairing well, is mostly used as the outer fisher to fish the drop during the drilling and completion.
在海洋探井钻井过程中，隔水导管的强度及稳定性对于安全钻完井作业具有重要意义。
In the operation progress of offshore exploratory well, the strength and stability of drilling riser can play an important role in offshore drilling and completion.
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