“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	milliliter Millimeter Anisotropy eXperiment IMaging Array Milli-Meter Array millimeter astronomy millimeter radiation millimeter wave millimeter-wave Millimeter-wave and Submillimeter-wave Astronomy millimeter-wave astronomy millimeter wave communication millimeter wave imaging millimeter-wave observatory millimeter wave propagation millimeter wave radar millimeter wave radar guidance millimeter-wave radio astronomy millimeter-wave radio telescope millimeter waves millimeter waves and submillimeter wave millimeter wave scanner millimeter wave seeker millimeter-wave spectrum Millimeter-Wave Telescope millimeter-wave telescope millimeter wave vacuum electronic device

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。