摘要
水是宝贵的自然资源,如何做好水资源的有效利用,是人类21世纪面临的主要任务,对水资源进行综合利用做一探讨,提出了水资源分级利用的概念。
Water is a kind of precious nature resource, how to use it effectively is the major task facing by human being within twenty - one century. The purpose of this paper is aimed at how to use water resource perfectly, and introduced a concept of classification reuse of water resource.
出处
《水利科技与经济》
2008年第9期723-724,共2页
Water Conservancy Science and Technology and Economy
关键词
水资源
污水回用
分质供水
分级利用
综合利用
water resource
waste water recycle
dual water supply
classification reuse