“露天潜孔钻机”的概念、定义、翻译、参考文献-科学参考

单词	露天潜孔钻机
释义	露天潜孔钻机 Encyclopedia 工学〔露天钻孔设备〕释 surface down-the-hole drill rig露天潜孔钻机以冲击器潜入孔内直接冲击钻头破岩，而回转机构在孔外带动钻杆旋转，向矿岩进行钻进的钻孔机械。
随便看	nondegenerate semi bilinear form non-degenerate semiconductor nondegenerate set nondegenerate simplex nondegenerate singular point nondegenerate state nondegenerate system nondegenerate type non degradation substance non-degradation substance nondegradation substance nondeliverable item non-demolition filtering and observation nondense nondense set nondense subset non-denumerability non-denumerable set non-denumerably many elements non-derogatory non-derogatory linear transformation non-derogatory matrix non-Desargues affine plane non-Desargues geometry non Desarguesian geometry

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。