To attempt to retrieve a fish from a wellbore.
回收井眼内落鱼的试图。
To deepen a wellbore with the drill bit. To drill ahead.
用钻头加深井眼，往深处钻进。
Experimental study on physical modeling of the foaming oil wellbore.
泡沫油井筒物理模拟实验研究。
A valve located on the Christmas tree that controls all flow from the wellbore.
位于采油树上的用于控制自来井筒的全部流量的阀门。
Yield front propagates away from the wellbore with the process of sand production.
屈服带随出砂量的增加沿井径向外扩张。
Signal transmission is the principal part of automatic control system for wellbore trajectory.
信号传播是井眼轨道自动控制系统的重要组成部分。
It has several advantages of simple wellbore structure, convenient operation and high heat efficiency.
该工艺具有井筒结构简单、工方便、热效率高等优点。
It has several advantages of simple wellbore structure, convenient operation and high heat efficiency.
该工艺具有井筒结构简单、工方便、热效率高等优点。
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