The water intake areas of the East and Middle Routes of South-to-North Water Transfer Project are droughty.The groundwater is overexploited, and the ecological environment is badly destroyed.

• 摘要在充分考虑地下水超采的基础上，以系统分析理论和优化技术为指导，将水资源优化系统和其他系统组成一个综合的、开放式的巨系统；