在矿床开采时．矿石中混入了废石或损失了高品位的矿石和其他自然因素，而造成采出矿石的品位下降．称为贫化。采出矿石的品位降低数与应采工业矿量品位的比值称为贫化率。采出矿石中混入废石量与采出矿量的比值称为废石混入率。
怎样降低井下采矿损失与贫化 - 久久建筑网 关键词: 采矿损失; 矿石贫化; 井下开采 [gap=540]Keywords: mining loss; Ore dilution; Underground mining
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矿石贫化率取决于放矿参数。
The ore dilution rate depends on the ore drawing parameters.
应用物元分析理论，建立了采矿损失、矿石贫化控制器，提出了分析和控制方法。
This paper set up controller for ore mining loss and ore dilution and put forward analytical and controllable methods by using the matter element analytical theory.
采矿损失率和矿石贫化率是表征一个矿山企业采矿技术水平和管理水平的重要参数。
Mining loss and dilution are important indices that demonstrate the technology level of mining and management level of a mine.
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