露天矿

Standardization, parameter optimization and computerization are introduced in the engineering of open-pit bench Masting.

露天矿台阶爆破设计的“三化”即规范化、参数优化和计算机辅助设计化。

Simple geological structure, an open-pit mine, the development of high value for one of the three cryptomelane.

地质构造简单，属露天矿，开发价高，为全国三大钾矿之一。