The computer program may assist decision-making in the way of helping decision-makers to select scientificaly the average grade of ore in pithead heap-leaching mining under a total cost.

• 利用该经济评价模型开发的计算机软件，可以进行辅助决策，帮助决策人员科学地确定某一开发成本下坑口堆浸的矿石平均品位。