露天矿山 meaning in Chinese
surface mine
Examples
- Safety regulations for metal and nonmetal opencast mines
金属非金属露天矿山安全规程 - Mine plans - open cast mining - part 2 : reconstruction
矿山平面图.露天矿山.第2部分:重建 - Mine plans - opencast mining - part 1 : general requirements
矿山平面图.露天矿山.第1部分:一般要求 - New advance in the equipment and mining technology for large metallurgical open - pit mines
大型冶金露天矿山设备及采矿技术的新进展 - Erection of electrical installation in open - cast mines , quarries and similar works
露天矿山采石场和类似工作区区域的电气设备的安装