cass2008是南方公司推出的一款较新的绘图软件，其可用于地形图编绘以及相关的工程土方计算等，其功能较原来旧的版本更加完善-cass2008 the South than the company introduced a new mapping software, which can be used for topographic maps and related earthwork calculation, with its older version than the original f