Coal gangue is a kind of solid waste produced and discharged in the process of exploitation and dressing, which has a dual property both in waste and in resource.
煤矸石是煤炭开采和加工过程产生的固体废弃物，具有废渣和资源双重属性。
For adapting to new requirement of technological process of coal-dressing, this paper carries out calculations of coal-dressing equipment and DE signs of software algorithm.
为适应选煤厂工艺流程的新需求，进行了选煤设备的计算及其软件算法的设计。
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