The ore and surrounding rock in Luoyang mining area of Panluo Iron Mine are of stable type, where open stoping method is adopted.
潘洛铁矿洛阳采区矿石及围岩均属稳固类型，开采方法采用空场法。
The technology is very useful for exploiting gentle-inclined thin bauxite body as well as for open-pit mining of iron ore.
该工艺对于缓倾斜薄矿体铝土矿、铁矿露天开采具有重要意义。
The hanging wall ore of the open-pit is one of important projects in transition from open pit to underground in Daye iron mine, and the shallow hole shrinkage mining method is adopted in the project.
大冶铁矿露天采场挂帮矿是该矿山露天转地下项目的重要工程，采用浅孔留矿法进行开采。
The hanging wall ore of the open-pit is one of important projects in transition from open pit to underground in Daye iron mine, and the shallow hole shrinkage mining method is adopted in the project.
大冶铁矿露天采场挂帮矿是该矿山露天转地下项目的重要工程，采用浅孔留矿法进行开采。
应用推荐