manning formula 中文意思是什麼
manning formula
解釋
滿寧公式-
The main contents are as follows : ( l ) through theoretic analysis and flume experiments, the characteristic of water resistance through frames is researched, and transforms relation between resistance coefficients and manning ' s roughness coefficients is established, and then experiential formula of manning ' s roughness coefficients is fitted
主要研究內容如下： （ 1 ）通過理論分析和水槽試驗，研究了穿越四面體框架群水流阻力系數的變化規律，建立了阻力系數與框架群等效曼寧糙率系數的轉換關系，擬合出了糙率的經驗計算公式。 -
And then different average velocity formulas of debris flows were studied, they all accord with the manning ' s formula. these corrected formulas are very accurate
對比了泥石流平均流速的各種公式，共同特點滿足曼寧公式，修正後的公式精度較高。
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