波形发生器程序，可实现锯齿波，正弦波等波形，windows98测试通过-Waveform generator procedure, can be sawtooth, sine wave, etc., windows98 test

基于Win32::Sound的播放器，可以播放任意频率正弦波、方波、三角波、锯齿波信号。-Based Win32 :: Sound of player that can play any frequency sine wave, square wave, triangle wave, sawtooth signal.