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南水北调,就是把中国汉江流域丰盈的水资源抽调一部分送到华北和西北地区,从而改变中国南涝北旱和北方地区水资源严重短缺局面的重大战略性工程。总体规划东线、中线和西线三条调水线路。通过三条调水线路与长江、黄河、淮河和海河四大江河的联系,构成以“四横三纵”为主体的总体布局,以利于实现中国水资源南北调配、东西互济的合理配置格局。西线工程截至目前,还没有开工建设。规划的东线、中线和西线到2050年调水总规模为448亿立方米,其中东线148亿立
The South-to-North Water Diversion project is a major strategic project that will send part of the abundant water resources in the Hanjiang River basin in China to the north and northwest regions to change the serious shortage of water resources in the northern and southern floodplains in northern China. Overall planning of the eastern, central and western three water transfer lines. Through the connection between the three water transfer routes and the four major rivers of the Yangtze River, the Yellow River, the Huaihe River and the Haihe River, the overall layout with “four horizontal, three vertical” as the main body will be conducive to the rational allocation of water resources in North China and the South China pattern. West Line Project Up to now, it has not started construction. The planned total water transfer of the eastern, central and western lines to 2050 will be 44.8 billion cubic meters, of which 14.8 billion