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目前,我国黑色冶金矿山在生产过程中所排放的污水,主要来源于四个方面:①选矿厂尾矿污水;②厂区污水;③矿山酸性水;④硝基类污水。这四股污水给矿山附近工农业生产、人民生活带来较大的危害。据不完全统计,全国共发现18条大小河流均有不同程度的污染,鞍钢、包钢、马钢、攀钢、峨口等矿山污染危
At present, China’s black metallurgical mine in the production process of sewage discharged mainly from four aspects: ① tailings mine concentrator; ② sewage plant; ③ acid mine water; ④ nitro-based sewage. This four shares of sewage to the mine near the industrial and agricultural production, people’s lives bring greater harm. According to incomplete statistics, a total of 18 rivers across the country were found to be polluted to varying degrees. The pollution risks of mines such as Anshan Iron and Steel Company, Baoshan Iron & Steel Co., Ltd., Masteel, Panzhihua Iron and Steel Company, Ekou and so on