“casing drilling”的概念、定义、翻译、参考文献-科学参考

单词	casing drilling
释义	casing drilling Encyclopedia 工学套管钻井释 casing drilling套管钻井用套管代替传统钻杆作为钻柱，将顶驱或转盘上的机械动力和泥浆泵的液压动力传递到钻头，套管柱在钻进的同时起到封隔井眼和地层作用的技术。
随便看	EAS EASA Easel Painting easel painting easement ease of articulation easily reversible anti-cholinesterase drugs easing tension of for extra meridians EAST East east East African East African Community East African Plateau East African Railways Corporation East African Rift Valley East African Time east Antarctica East Asia Collection of University of Illinois at Urbana-Champaign East Asia Common Culture College East Asia Library，Stanford University East Asia Library，University of Washington East Asia Library，Yale University East Asian Collection，The University of Chicago Library East Asian Federation of Ecological Societies

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