OpenGL漫游的关键技术,对军事地形，3维GIS有用 -OpenGL roaming the key technology that the military terrain, 3-dimensional GIS useful

虚拟现实技术在军事中的应用，并附带参考资料-Virtual reality technology in the military application, and with reference

STK仿真工具包主要用于航空航天军事等方面的模拟仿真建模，分析在轨或飞行运行状况。-STK simulation kit is mainly used for aerospace military simulation modeling and analysis in rail or flight status.