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Analysis of flood transmission time
Author(s): 
Pages: 41-42
Year: Issue:  8
Journal: WATER RESOURCES & HYDROPOWER OF NORTHEAST CHINA

Keyword:  洪水传播时间分析呼兰河;
Abstract: 洪水传播时间是洪水预报的一项重要内容.本文以呼兰河为例,根据天然河道洪水波的传播原理,用历史资料分析研究洪水传播时间的变化规律,对预报站以洪峰水位和上下站间的传播时间建立相应关系,用预报的下游站洪峰水位推求下游站洪峰出现时间,为防汛抗灾争取宝贵的时间提供科学依据.
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