本文阐述了东庞矿根据发电与洗煤各自用水的特点不同，将矿区矿井外排污水处理后在矸石电厂和洗煤厂之间循环利用，使各种离子含量不同的水做到合理利用，做到物尽其用，减少材料消耗。%This paper expounds that according to the different characteristics of water using in power generation and coal washing, the mine discharge sewage can be recycled in coal gangue power plant and coal washery after treatment in Donagpang mine area. The water with different ion content can be used reasonably and the material consumption can be reduced.
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