在简化理想试验里，两种垂直坐标数值计算结果对分辨率、地形坡度、物理量误差随高度变化的分布等因素是敏感的。
In the ideal experiment numerical computational results of the two coordinates are sensitive to the resolution, the slope of terrain and the distribution of physical property with the height.
根据SCS模型敏感参数cn，从坡度参数变化角度分析了不同分辨率的DEM对流域径流量影响。
Through analysis of the sensitive parameter CN of the SCS model, the sensitivity of runoff modeling to DEM resolution is described from the perspective of slope change.
在高分辨率坡度上布设地形特征点、地形特征线，同时分析区域坡度的整体变化，认识理解坡度随分辨率变化规律。
Through experiments and multi-resolution DEM can be used as the basis of slope-scale effect. (2) The slop scale effect analysis with changes of the resolution.
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