“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	frescoes unearthed at the tomb of Xinmang period, Xincun Village, Yanshi City frescoes unearthed at Wei Jiong’s tomb frescoes unearthed at Xinmang tomb in Jingu Garden fresh agricultural products fresh agricultural products logistics fresh agricultural products logistics mode fresh air enthalpy control fresh air system fresh cocoon fresh cocoon quality inspection fresh cocoon reeling fresh cut leaves fresh cutting flowers fresh-cut vegetables Fresh Fish Delicacy in South Yangtze River fresh ginger fresh Goods Logistics Fresh Green freshness of aquatic products freshness preservation of aquatic products Fresh products E-commerce freshwater aquaculture freshwater aquaculture facilities freshwater aquaculture in ponds freshwater aquaculture species

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