opencast mining meaning in English
露天采矿
露天开采法
Examples
- Safety regulations for metal and nonmetal opencast mines
金属非金属露天矿山安全规程 - Review of the evolution of the opencast mining technology in china
我国露天开采工艺发展初探 - 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 - Ecological evaluation model for large opencast mine and its application
大型露天矿区生态评价模型研究及应用 - Opencast mining technology
露天采矿技术