Currently, all commercial software used to develop GIS are usually very big, and have high system requirements. When the information in GIS to be built is not enough, WHIP!

• 目前开发地理信息系统 (gis)使用的商用软件都较庞大 ,对系统的要求也很高 ,而当所建的gis系统信息量不太大时 ,利用Autodesk公司提供WHIP !