“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	classification of corporate bonds classification of crude oil classification of crude oils classification of cultural relics Classification of Culture and Related Industries classification of educational objectives classification of electrical load classification of engineering geophysical prospecting classification of evidence classification of fiber classification of finite groups classification of finite simple groups classification of fire hazards classification of fossil-fired plant classification of four bibliographic categories classification of games based on social development classification of gamma-ray bursts classification of gaseous mines classification of gas stations classification of genetic resources classification of geographical names classification of glacier classification of grinding products classification of groundwater classification of groundwater chemistry

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。