k%E7%90%83%E8%B5%9B%E4%BA%8B%E7%9B%B4%E6%92%AD%E6%89%8B%E6%9C%BA%E7%89%88%E5%85%8D%E8%B4%B9%E4%BD%93%E9%AA%8C
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k%E7%90%83%E8%B5%9B%E4%BA%8B%E7%9B%B4%E6%92%AD%E6%89%8B%E6%9C%BA%E7%89%88%E5%85%8D%E8%B4%B9%E4%BD%93%E9%AA%8C MPEG-2的扩展与应用发展概述及MPEG-4高级简化类（ASP）简介
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