Bring forward the conception of terrain feature Edit, at the precondition of keep the DEM data precision, terrain feature Edit should reflect the feature of terrain as much as possible.
论文还提出了保持DEM地形特征编辑的概念，在保持精度的前提下，尽可能地反映地形特征。
Bring forward the conception of terrain feature Edit, at the precondition of keep the DEM data precision, terrain feature Edit should reflect the feature of terrain as much as possible.
论文还提出了保持DEM地形特征编辑的概念，在保持精度的前提下，尽可能地反映地形特征。
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