本论文对三维地理信息系统及在其基础上建立的三维态势标绘系统的关键技术进行了研究。
In this dissertation, key techniques for three-dimensional geographic information system and three-dimensional plotting system are studied.
针对军事指挥所现状，设计并实现了一个态势标绘系统，能提供在电子地图上的二维标绘和在虚拟战场环境中的三维标绘两种标绘手段。
A situation plotting system was designed and implemented. It could provide two plotting method: 2d plotting in electronic maps and 3d plotting in virtual battle environment.
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