水是人类生存的生命线,是经济发展和社会进步的生命线,是实现可持续发展的重要物质基础。水资源的可持续利用,是经济社会可持续发展极为重要的保证。我国的水资源短缺的特点、水资源开发利用状况、经济社会发展和环境的需要,决定了我国必须走节水型社会之路。我国水资源的主要 Water is the lifeline of human existence, the lifeline of economic development and social progress, and an important material basis for achieving sustainable development. The sustainable use of water resources is an extremely important guarantee for the sustainable economic and social development. The characteristics of China’s water scarcity, the development and utilization of water resources, the need of economic and social development and the environment have determined that China must take a water-saving society. The main water resources in our country