The results of static evaluation show that ore mining fee is the main part and amortization of both building and equipment and major materials fee are the secondary parts in the total cost of pithead heap-leaching mining.

• 静态评价结果表明，在坑口堆浸总成本中，矿石开采费用占了相当份额，其次是土建工程及设备设施摊销费用、原材料费用。