Calculation results show that this model can simulate the characteristics of water flow in a floodplain river and can improve the capacity of flood routing simulating and predicting.

计算结果均表明，本文的一维水动力学模型能较好地模拟漫滩河道的过流特征，并改善了漫滩河道洪水演进的模拟与预测能力。

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The key of the utilization of flood resource is to know flood occurrence course and movement rule, and flood routing state can be reappeared.

洪水资源利用的关键在于了解洪水的发生过程及其运动规律，再现洪水的演进状态。

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Hydrodynamic model is important tools of river flood routing and flood control, promote the beneficial and abolish the harmful, technically water control and scientific water manage.

水力学模型是平原区洪水演进、流域防洪调度、兴利除害、技术治水、科学管水合理利用的重要工具。

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