It is known that flat areas and closed depressions often arise because of low quality input data, interpolation errors during DEM generation et al.
DEM中的闭合洼地和平坦区域是由于低质量的资料输入、生成DEM时的内插误差等引起的。
It is known that flat areas and closed depressions often arise because of low quality input data, interpolation errors during DEM generation et al.
DEM中的闭合洼地和平坦区域是由于低质量的资料输入、生成DEM时的内插误差等引起的。
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