“冲击旋转钻井”的概念、定义、翻译、参考文献-科学参考

单词	冲击旋转钻井
释义	冲击旋转钻井 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	multi-touch multitouch multitrack multitrack Turing machine multi-trailer combination vehicle multi-trait multi-method matrix，MTMM multi-transmittance meter multitree multi-tube sampling multitude multitype multitype process multi unit recording multi-unit smooth muscle Multi Unit Spectroscopic Explorer multi-use instrument for measuring tree multi user channel multi-user channel multiuser channel multi-user channel capacity multiuser detection multi user information theory multi-user information theory multiuser information theory multi-user source coding

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。