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

单词	directional circulation drilling
释义	directional circulation drilling Encyclopedia 理学钻进方法释 directional circulation drilling正循环钻进冲洗介质经钻杆内腔流向孔底，将钻头切削破碎下来的钻渣岩屑，经钻杆与孔壁的环状空间携带至地面的钻探循环方式。
随便看	analytical chemistry informatization analytical concentration [analytical] continuation analytical continuation analytical definition analytical description Analytical Dictionary of Characters analytical electrochemistry analytical electron microscopy analytical epidemiology analytical extrapolation analytical figures of merit analytic algebra analytical hierarchy analytical indexing analytical instrument Analytical Instrumentation analytical laboratory of concentrators analytical line analytical line pair analytically complete domain analytically continuable series analytically continuable solution analytically degenerate mapping analytically homeomorphic manifold

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