“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	Auckland War Memorial Museum auction auctioneering auction online auction pricing Auction with buyout price audibility audible audible advertisement audible area audible frequency audible sound audience audience age audience development audience education audience effect audience evaluation audience gender Audience Hall of Qin and Han Dynasty audience nomination audience orientation audience preferences audience profession audience psychology

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