China would require an extensive database of accurate topographic information to use terrain comparison (TERCOM) guidance.
中国需要一个大规模精确地形信息数据库去用于地形匹配(TERCOM)制导。
At last, according to the newest coastal zone topographic map standard, the author designs the coastal zone topographic map symbol database with COM.
最后，利用组件技术，设计完成了符合最新海岸带地形图图式标准的海岸带地形图符号库。
In CIG software design, the regularCIG algorithm programing, topographic matching, collision testing and moving target processingmodulars in tank 3D scenery database have been accomplished.
软件设计上完成了 常规的CIG算法编程，坦克在3D场景数据库中的地形匹配、碰撞检测，场景中活动目标设置等问题的建模与编程。
In CIG software design, the regularCIG algorithm programing, topographic matching, collision testing and moving target processingmodulars in tank 3D scenery database have been accomplished.
软件设计上完成了 常规的CIG算法编程，坦克在3D场景数据库中的地形匹配、碰撞检测，场景中活动目标设置等问题的建模与编程。
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