说明：  VB利用PC喇叭播放声音，PC喇叭一般是指蜂鸣器，程序界面如示，点击窗口内的数字，机箱内的蜂鸣器就会发声，虽然不能模仿出人声，但至少每个数字对应的声音是不同的
(VB using the PC speaker to play a sound, PC speakers generally refers to the buzzer, program interface, as shown, click on the numbers within the window, the buzzer will sound within the chassis, although it can not mimic the human voice, but at least each digital The sound corresponding to the different)