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作者根据最小矿石开采与加工盈利准则提出了日兰德矿组上部露天开采的极限剥来比论证方法。用此法得出的计算指标可用于编制该矿组的露天开采技术经济评价报告和设计文件。
Based on the minimum ore mining and processing profitability criteria, the author puts forward the method of demonstrating the ultimate stripping ratio of the open pit mining in the Upper Rank Group. The calculated index obtained by this method can be used for compiling technical and economic evaluation reports and design documents of the open pit mining.