intermediate-water reuse

This thesis has researches in Tianjin city. At first, in the term of water resources shortage status, this thesis indicates developing intermediate water reuse is the best effective method to solve water shortage in Tianjin.
本文以天津市为研究对象，首先从天津市的水资源短缺现状着手，指出了中水回用是解决天津市水资源短缺的最有效途径。