“everse circulation drilling”的概念、定义、翻译、参考文献-科学参考

单词	everse circulation drilling
释义	everse circulation drilling Encyclopedia 理学钻进方法释 everse circulation drilling反循环钻进冲洗液介质自孔口经钻杆与孔壁间或双壁钻杆的内外管之间的环状空间流向孔底，经钻杆或双壁钻杆内腔上返到地表的钻探循环方式。
随便看	Keep Cool keep danger keeper keep fetus healthy keep-fit tuina Keep Horses By Tax keeping alive of aquatic products Keeping Archives keeping normal respiration Keeping to Oneness keeping/tracking control law keeping warm in aquaculture hothouse Keep Mending Nets Spiders keep records by notching wood keep records by tying knots Keep the Flag Flying Keerqin Shadi K-effect Ke Garden KEGG Ke He kehun (gag) Keid Keiiti Aki Keiko Kishi

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