计算机将每个纸棒（及其颜色）显示在会堂巨大而详细的视频地图上。地图就挂在前台，人人都能看到。
The computer displays the precise location of each wand (and its color) onto an immense, detailed video map of the auditorium hung on the front stage, which all can see.
而前台程序主要进行内外两环的数值计算。
And the foreground program mainly carried out the digital calculation of inside loop and outside loop.
以IC卡为基础，系统可以实现远程实时管理、前台和后台各项业务的自动化处理、以及计算机辅助决策等功能；
On the basis of IC, this system has many functions such as remote on-the-spot management, auto-disposal of front-stage and back-stage business and computer aid policy making.
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