“surface top-hammer drill rig”的概念、定义、翻译、参考文献-科学参考

单词	surface top-hammer drill rig
释义	surface top-hammer drill rig Encyclopedia 工学〔露天钻孔设备〕释 surface top-hammer drill rig露天顶锤式凿岩钻机在露天矿山使用的采用顶锤冲击式钻凿岩孔的机械设备。又称露天凿岩台车。
随便看	river dynamics river ecosystem river engineering river environmental planning river erosion and deposition calculation river feeding river fishery environment river flood disaster river flood forecasting river flood routing calculation river floods in China river flow estimation River God river governing traverse planning river gradient rivergradient observation slope observation river head River Huan and Wuxie Scenic and Historic Area river hydrology river improvement survey riverine landscape river-lake relation river-lake relationship river-lake system connectivity river landform

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