Cui motives box speakers play music, although backward and primitive, but it is...

代码说明：

本程序是崔动机箱内扬声器进行播放音乐,虽然落后并且简陋,但是是我第一个比较满意的程序.(程序中有大部分为借鉴别人)-Cui motives box speakers play music, although backward and primitive, but it is my first one quite satisfied with the procedure. (Procedures are mostly from others)