人们长久被压抑的对三维地理信息系统的需求被释放出来。
Then people's long time limited need for 3D geography system is released.
用计算机实现三维地理信息系统已成为了当前的研究热点。
Electronic 3d geography system is one of the most popular research issues.
用计算机实现三维地理信息系统已成为了当前的研究热点。
Electronic 3d geography system is one of the most popular research issues.
应用推荐