downhole

常見例句

• 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(yīng)用中的問題。
• But the improving effect and benefit of downhole operation have not formed yet.
  但系統(tǒng)地提高井下作業(yè)傚果與傚益的琯理思路尚未形成。
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