一个复杂机场模拟过程,飞机到达机场并等待降落，其携带的燃料时随机的，其燃料决定飞机能在空中的停留时间。- the airport has only one runway,the plane fly and wait time is same ,but the fule is random.

医院药房取药窗口排队显示系统，里面连接医院his , 用模拟机场显示屏的方式将信息展示出来，漂亮！-Hospital pharmacy dispensary queue window display system, which is connected to the hospital his, by way of simulated airport information display will show out beautiful!