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小五家流域属辽河水系老哈河流域,流域总面积278 km2,通过对该流域近30 a的两次大暴雨径流、洪沙等数据观测及结果分析,明确小流域治理水土保持工程削洪减沙的作用及所取得的效益。
The Xiaowu Watershed is a part of the Laohe River basin of the Liaohe River system, with a total drainage area of 278 km2. Based on the observation and analysis of the data of two heavy storm runoffs and floods in the basin over the past 30 years, it has been clarified that the reduction of floods in soil and water conservation works in small watersheds The role of sand and the benefits achieved.