我国水资源分布,具有南方水多,北方水少的特点,与耕地、生产力布局不相适应。随着社会和经济发展,北方地区缺水日益严重,特别是京津华北地区因缺水制约着社会与经济发展,出现了严重的生态与环境问题。南水北调是解决北方缺水问题的重大的战略工程 The distribution of water resources in our country has the characteristics of abundant water in the south and little water in the north, which is incompatible with the distribution of arable land and productivity. With the social and economic development, the water shortage in northern China is becoming increasingly serious. Especially in northern China, Beijing and Tianjin have serious ecological and environmental problems due to water shortage restricting social and economic development. The South-to-North Water Diversion Project is a major strategic project to solve the water shortage in the north