Mining loss and dilution are important indices that demonstrate the technology level of mining and management level of a mine.

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。

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It also points out that the necessity of the process in decreasing mining loss and dilution rate, and proposes some concrete ways for further modification.

指出该联合工艺对降低采矿损失贫化的必要性和改进的具体途径。

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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.

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。

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The government plan to close down a large part of the country's loss-making mining industry is part of the reform package.

BBC: By Central European Analyst Jan Repa

In Wales, despite the loss of jobs in mining and other traditional industries, there was record inward investment.

BBC: Margaret Thatcher: Former Welsh Tory leader's memories

He said the main cause of decline in wild bees, such as mining and mason species, was loss of habitat due to a variety of reasons including urban development.

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