摘要
据 1998年国家环保总局水环境状态公布 ,全国 52 3条河流中 ,有 4 36条河受到不同程度污染 ,全国 2 4 0 0km河流因污染而鱼虾绝迹 ,绝大部分河流水质不能满足水体功能要求。因而认真研究污水处理及水体修复技术 ,已成为关系到国民经济可持续发展的大问题。
According to the water environment state that is published by Nation Department of Environmental protection in 1998 about 436 rivers were polluted in different extent among the 526 rivers in whole country. Fish and shrimp had been stamped out in 2,400 km long river due to pollution. Water quality of most rivers can't reach the standard. Therefore, polluted water treatment and river system repair technology should be put into serious study due to it is concerned about the sustainable development of nation economy. The relation technologies, development trend and problems are introduced in this paper.
出处
《洁净煤技术》
CAS
2000年第4期36-38,共3页
Clean Coal Technology
