说明：  模拟空调系统，上下下报警，数码管显示，大小风，点阵显示，键盘输入设定值，自动调节到所需温度。。。。
(Simulated air-conditioning system, the upper and lower alarm, digital display, the size of the wind, dot-matrix display, keyboard input settings automatically adjust to the desired temperature. . . .)