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数字高程模型在农地整理排水渠道规划设计中的应用 被引量:2

The Application of DEM to Drainage System Planning and Design in Farmland Consolidation
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摘要 介绍农地整理中排水沟规划设计的内容、要求和方法,以及基于地形表面流水分析提取山谷线、山脊线的算法,并以实例介绍利用DEM,通过这种算法提取山谷线和分水岭多边形,进行农地整理中排水渠道规划设计的方法。
出处 《测绘通报》 CSCD 北大核心 2004年第1期47-50,共4页 Bulletin of Surveying and Mapping
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