流域沟壑密度理论极值数学模式

流域沟壑密度理论极值数学模式

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contributed at 2018-12-04

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Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
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Geography SubjectPhysical GeographyGeomorphology
Earth System SubjectEarth Surface SystemLithosphere

Detailed Description

流域沟壑密度理论极值数学模式

       1)沟道最宽处的半宽计算公式:

               

  式中,b为沟道最宽处的半宽;h为切割深度;θ为地面坡度;α为沟道最窄处的半宽。

       2)沟壑密度理论极值的正六边形数学模式:

               

  式中,D为沟壑密度理论极值;分别为切割深度的最大最小值。

 

参考文献:

     蒋忠信:流域沟壑密度理论极值数学模式商讨。地理研究,1999,182

How to cite

《资源环境数学模型手册》 (2018). 流域沟壑密度理论极值数学模式, Model Item, OpenGMS, https://geomodeling.njnu.edu.cn/modelItem/4054f80e-5be4-4e4d-8afe-abc288e84d2e
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Contributor

contributed at 2018-12-04

Authorship

Affiliation:  
岳天祥编著
Email:  
yue@lreis.ac.cn
Homepage:  
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