downhole

基本解釋

Design of downhole oil-water separation system with ESP.
電潛泵井下油水分離系統(tǒng)方案設(shè)計。
SY1 series downhole pressure gauge is made of spring tube.
SY1型系列井下壓力計，是一種彈簧琯式井下壓力計。
A downhole tool that uses acid to cut stuck pipe in a well.
用酸切割井內(nèi)被卡琯子的一種井下工具。
Design of downhole oil-water separation system and double fluid flow pump.
井下油水分離系統(tǒng)及往複式雙液流泵設(shè)計。
Development of downhole drill motor and problems with its application.
井下動力鑽具的發(fā)展及其在推廣應用中的問題。