“凿岩机”的概念、定义、翻译、参考文献-科学参考

单词	凿岩机
释义	凿岩机 Encyclopedia 工学凿岩机械释 rock drill凿岩机以冲击作用为主，回转作用为辅，凿碎岩石，进行钻孔的机械设备。工学凿岩机械释 drilling machine凿岩机通过钻杆和钻头的冲击或回转作用进行岩体钻孔以开采石料的机械。
随便看	secondary tungsten resource secondary unit secondary valence secondary valence; auxiliary valence secondary valency secondary vegetation secondary vocational education secondary wall secondary water secondary water supply secondary wave secondary wavelet secondary well control technology secondary X-ray fluorescence spectrometry secondary Xray fluorescence spectrometry secondary xylem second auditory cortex second axiom of countability Second Battalion second beat second Bianchi identity second boundary condition second boundary value problem second Brillouin zone second Brocard Cevian triangle

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。