“underground pneumatic down-the-hole drilling rig”的概念、定义、翻译、参考文献-科学参考

单词	underground pneumatic down-the-hole drilling rig
释义	underground pneumatic down-the-hole drilling rig Encyclopedia 工学〔地下穿孔设备〕释 underground pneumatic down-the-hole drilling rig地下气动潜孔采矿钻机采用气动潜孔冲击器（气动潜孔锤），以冲击作用为主、回转作用为辅进行中深孔凿岩的地下采矿机械设备。
随便看	non-ohmic material non-open end spinning non-operating expenses non-operating incomes non-operating water conservancy project non-orientability non-orientable non-orientable contour non-orientable development non-orientable manifold nonorientable manifold non-orientable polyhedron non-orientable surface non-oriented non-oriented cobordism non-oriented graph non-oriented silicon steel non-oriented surface non-orthogonal non-orthogonal expansion non-orthogonal factors non-oscillation non-oscillation interval non-oscillatory non-oscillatory and non-free-parameter dissipation difference scheme

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。