随着音频和视频技术的飞速发展，广大居民家庭的音像设备日益增多且不断升级换代。近两年来，环绕声已广泛应用在音视频技术中的各个领域。大屏幕彩电和ＶＣＤ、ＤＶＤ影碟机以极快的速度进入普通老百姓的生活，人们在家中欣赏高品质画面的同时，也希望能获得使人产生临场... With the rapid development of audio and video technology, the audiovisual equipment of the vast majority of households are increasing and constantly upgrading. In the past two years, surround sound has been widely used in various fields of audio and video technology. Large-screen color TV and VCD, DVD players at an extremely fast pace into the lives of ordinary people, people enjoy high-quality pictures at home at the same time, also want to get people to produce spot ...