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永定河是全国重点防洪河道之一,官厅山峡是永定河在北京市境内的主要产流区。在广泛收集官厅山峡有关资料的基础上,对其洪水特性进行了分析,供防汛抗旱决策参考。
Yongding River is one of the key flood control channels in the country, and Guanting Mountain Gorge is the main flow-producing area of Yongding River in Beijing. Based on the extensive collection of relevant data of Guanting Mountain Gorge, the flood characteristics were analyzed for reference of flood control and drought relief decision-making.