“percussion and rotary drilling”的概念、定义、翻译、参考文献-科学参考

单词	percussion and rotary drilling
释义	percussion and rotary drilling Encyclopedia 工学钻井方法释 percussion and rotary drilling冲击旋转钻井在普通旋转钻进的基础上同时使用冲击器，使钻头在冲击动载和静压旋转的联合作用下破碎岩石的钻井方法。
随便看	heavy metal tolerance of plants heavy mineral concentrates geochemical survey heavy neutral lepton heavy nuclear fission heavy nucleus heavy oil heavy oil cold recovery heavy oil cracking heavy oil kiln heavy oil partial oxidation process heavy oil recovery heavy oil reservoir heavy oil steam injection recovery heavy oil wastewater reuse boiler technology heavy pain heavy particle heavy particle therapy heavy penalty for petty crime heavy photon heavy quark heavy quark effective theory heavy rainfall numerical prediction model Heavy Snow heavy-sphere method heavy symmetrical top

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