水资源综合利用——分级利用

Usage Integrated of Water Resource —— Dual Water Supply

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.