“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	Havana Havana Conference Havana Convention Havana Convention on Diplomacy Havana Declarations Havana Protocol Haversian canal haversine Haviland crater Havrda Charvat entropy Havrda-Charvat entropy Hawaiian earring hawaiian-emperor chain Hawaiian Islands Hawaiian Ridge Hawaiians Hawaii Island Hawaii State Hawaii Volcanoes National Park Hawaiki HAWC hawk hawkbill hawk-dove-bourgeois model hawk dove model

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