实现城市雨水资源化可以有效地减轻城市洪涝灾害，缓解城市供水压力。
Achieving the urban rainwater resources may abate efficiently the urban flood disaster and alleviate the pressure of the water supply.
本文对城市洪涝灾害的承灾体、致灾因子、孕灾环境的作用机理进行了分析。
The synthetic effects of the suffered body due to disaster, factors leading to disaster and environment forming disaster on urban flood disaster are investigated.
总结了城市洪涝灾害成灾模式的变化趋势，及城市化对洪涝灾害成灾特性的影响。
The changing trend of urban flood disaster mode and the effect of urbanization on characteristics of flood disaster are summarized.
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