Based on the "surface mine long term planing model" the stepwise mining limit optimization model has been set up for inclined ore bed.
在倾斜矿床露天矿长远规划模型的基础上，建立了分期开采境界优化模型。
Based on the "surface mine long term planing model" the stepwise mining limit optimization model has been set up for inclined ore bed.
在倾斜矿床露天矿长远规划模型的基础上，建立了分期开采境界优化模型。
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