大型调水工程糙率系数影响因素及取值

Influencing Factors and Values of Roughness Coefficient in Large-scale Water Diversion Project

摘要: 针对影响大型调水工程糙率系数设计取值的因素进行了分析，并以此为基础提出了针对性的取值策略。根据数据和曲线图趋势找到合理的糙率影响因素，可为今后大型调水工程糙率系数计算和选取提供参考价值。

Abstract: Factors influencing design value of roughness coefficient of large water diversion project were analyzed，and specific value strategies were put forward.According to data and curve trend，reasonable influencing factors of roughness coefficient could be found，then provide reference for calculation and selection of roughness coefficient of large-scale water diversion project in the future.