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穿爆成本的估算如能接近最终生产成本,对矿业公司和承包商都是重要的。矿业公司需要精确估算,是为了从财政上评价正在进行的工程和审核承包商的报价。承包商需要准确的成本估算是为了在合同投标中取胜。估算过低可能造成大的经济损失,而
Estimates of wear-out costs that are close to final production costs are important to mining companies and contractors. Mining companies need accurate estimates in order to financially evaluate ongoing projects and review contractors’ quotes. Contractors need accurate cost estimates in order to win the contract. Estimating too low may result in large economic losses, however