使用esri的mapobjects2.2编写的地形三角网绘制程序，使用狄洛尼方法构成三角网-The esri of mapobjects2.2 write the terrain triangulation network drawing program, Di Luoni methods constitute a triangular network

使用esri的mapobjects2.2使用插值方法，根据前面上传的画三角网的基础上进行等值线的绘制。-The esri of mapobjects2.2 interpolation method, according to the the painted triangular network based on previously uploaded contour drawing.

使用esri的mapobjects2.2，继续前面绘制等值线后，对等值曲线进行光滑。-Use esri mapobjects2.2, continue to draw contour in front of the contours smooth.