downhole

常见例句

Design of downhole oil-water separation system with ESP.
电潜泵井下油水分离系统方案设计。
SY1 series downhole pressure gauge is made of spring tube.
SY1型系列井下压力计，是一种弹簧管式井下压力计。
A downhole tool that uses acid to cut stuck pipe in a well.
用酸切割井内被卡管子的一种井下工具。
Design of downhole oil-water separation system and double fluid flow pump.
井下油水分离系统及往复式双液流泵设计。
Development of downhole drill motor and problems with its application.
井下动力钻具的发展及其在推广应用中的问题。
But the improving effect and benefit of downhole operation have not formed yet.
但系统地提高井下作业效果与效益的管理思路尚未形成。