The present condition of the exploitage of mediate water reusetechniques as well as the significance of these techniques in relaxingwater supply shortage and saving water has been discussed in this article.

• 本文从当今水资源日趋紧张的状况出发,综述了中水回用技术的开发和利用现状,以及这一技术对缓解供水紧张和节约用水的意义。