A simplified model based on drag concepts is developed to evaluate the roughness coefficient for unsubmerged vegetation.
并基于阻力
概念，建立了一个简化模型来估计菖
宁糙率系数。
A simplified model based on drag concepts is developed to evaluate the roughness coefficient for unsubmerged vegetation.
并基于阻力概念，建立了一个简化模型来估计菖宁糙率系数。
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