简单的一个播放正弦波的Android程序，同时叠加可以播放和谐音。(A simple Android program that plays the sine wave, and the superposition can play the harmonies.)

可以播放音乐，组图和正弦波。不同频率叠加在一起的正弦波形成和谐音。(Music, graphics and sine wave can be played. The formation and homophonic of the sine wave overlapped at different frequencies.)