“mining cost”的概念、定义、翻译、参考文献-科学参考

单词	mining cost
释义	mining cost Encyclopedia 经济学采矿成本释 mining cost采矿成本采矿成本指将矿石从原赋存地采出所花费的总费用。一般计算吨矿成本，受不同的开拓方式（露采、平硐、斜井、竖井）、采矿方法、排水量大小等的影响。
随便看	project internet environment projection projection angle projection band projection chain map projection chart projection-complete subspace projection cone projection constant projection correlation projection difference projection-difference method projection display equipment projection drawing projection effect projection estimate projection formula projection function projection functor projection-grid method projection identification method for the characteristic model projection image projection instrument projectionist projection iteration

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