一个音频频谱实时显示程序，电脑接上麦克风，就可以观看声音频谱了，可以看看手机拨号双音频的频谱了。-a real-time audio spectrum display program, computers connected to the microphone, they can watch the sound spectrum. can look at your phone dial-Audio of the spectrum.

一个音频频谱实时显示程序，电脑接上麦克风，就可以观看声音频谱了，可以看看手机拨号双音频的频谱了。-a real-time audio spectrum display program, computers connected to the microphone, they can watch the sound spectrum. can look at your phone dial-Audio of the spectrum.