“rock bit drilling”的概念、定义、翻译、参考文献-科学参考

单词	rock bit drilling
释义	rock bit drilling Encyclopedia 理学钻进方法释 rock bit drilling牙轮钻进采用牙轮钻头破碎岩石的钻进方法。属于回转钻进方法。
随便看	biological pollution of water body biological pollution prevention in cooling water system biological pool control system biological population theories biological porous flow biological preparation technology biological pretreatment biological process of marine pollutant biological production of hydrogen biological productivity biological pump biological purification biological purification for waste gas biological purification of water body biological radiosensitivity biological reclamation of mine land biological redox standard state biological reference materials biological regionalism biological regulation networks biological regulation theory biological residue in fishery organisms biological residue monitoring Biological Resource Center of Institute Pasteur biological resources in China

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