check01 www.quantessential.com
回答: Civil3D曲面本质是点、三角网、DEM网格。在此基础上显示等高线，进行各种高程分析、坡度分析、汇水分析等仅仅是表现形式。因此
由 marketreflections
于 2011-08-01 11:08:32
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