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[期刊论文] 作者：GU Xiao-wei,WANG Qing,CHU Dao-,
来源：中南大学学报（英文版） 年份：2004
In order to maximize the overall economic gain from a metal mine operation, selection of cutoff grades must consider two important aspects:the time value of mon...
[期刊论文] 作者：GU Xiao-wei,WANG Qing,GE Shu,
来源：中国有色金属学报（英文版） 年份：2004
Three important aspects of phase-mining must be optimized: the number of phases, the geometry and location of each phase-pit (including the ultimate pit), and t...
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