１９９８年我国“三江”（长江、嫩江、松花江）流域发生了特大洪涝灾害，给国家和人民造成了巨大损失，仅长江流域灾害引起的直接经济损失就高达１６６６亿元，福建省闽北地区发生了“６·２２”特大洪灾（１５０年一遇），据估测，直接经济损失近８０亿元。灾后反思中，大多 In 1998, there were catastrophic floods in the “Three Rivers” (the Yangtze River, Nenjiang River and Songhua River) drainage areas in China, causing huge losses to the country and its people. The direct economic losses caused by the disaster in the Yangtze River alone amounted to 166.6 billion yuan. Fujian Province, The extraordinary “6.22” flood (once every 150 years) took place. It is estimated that the direct economic losses have amounted to nearly 8 billion yuan. Reflection in the disaster, most