arcgis中坡度坡长等地形因子分析过程

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1、..................................................地形因子LS制图过程DEM（1:5万）专业技术资料..................................................水文分析中进行填充（fill）填充后生产河流流向图专业技术资料..................................................填充后生成坡度图根据上图及公示生成坡度因子图专业技术资料..................................................co

2、n([Slope]<5,10.8*Sin([Slope])+0.036,con([Slope]<10,16.8*Sin([Slope])-0.5,21.9*Sin([Slope])-0.96))计算坡度因子过程图con([Slope]<5,10.8*Sin([Slope]*3.1415926/180)+0.036,con([Slope]>=10,21.9*Sin([Slope]*3.1415926/180)-0.96,16.8*Sin([Slope]*3.1415926/180)-0.5))专业技术资料................................

3、..................求得的S因子图con([Slope]<1,0.2,con([Slope]<3,0.3,con([Slope]<5,0.4,0.5)))求得的M值图专业技术资料..................................................求得流向图，为了算是否为根二con([flowdir]==2

4、[flowdir]==8

5、[flowdir]==32

6、[flowdir]==128,1.414,1)专业技术资料..................................................Po

7、w(90*[xiu]/(Cos([Slope]*3.1415926/180)*22.1),[mfac])con([slope]<5,10.8*Sin([slope]*3.1415926/180)+0.036,con([slope]>=10,21.9*Sin([slope]*3.1415926/180)-0.96,16.8*Sin([slope]*3.1415926/180)-0.5))专业技术资料