多声卡SDK,实现多声卡选择播放,声道切换,音量控制,播放,暂停,停止播放等,是实现多声卡播放的绝好例子,含VB,和 DELPHI 例子-Multi-sound card SDK, multi-sound card choose to play, the channel switching, volume control, play, pause, stop, play, etc., is an excellent example of the multi-sound card player,