积极稳妥地开展中水回用

Developing the reuse of grey water positively and smoothly

我国是世界上13个贫水国之一,水资源紧缺的问题在一些地区已制约经济和社会的发展。中水主要是指城市污水或生活污水经处理后达到一定的水质标准,可在一定的范围内重复使用的非饮用杂用水。中水的水质介于上水和下水之间,是水资源有效利用的一种形式。开展中水回收工作,已经显现出开源和减轻水污染的双重功能。

China is one of the 13 countries that are lack of water. Being lack of water is a main problem that limitthe economic and social development in some areas. Grey water is the sewage that has been treated and reused,we cantdrink it. The quality of the grey water is between the drinking water and sewage. Through this method wecan use water resource effectively. Reusing grey water has two functions, one is developing water source,the oth-er is lighting water pollution. this article introduce some different style pilot study of grey water through exam-ples.