As a new generation of audio coding standard,AAC(Advanced Audio Coding) provides the fine audio compression performance. ,far from exceeds the MP3 popular to us now, and more and more be attached importance to by people.

• 作为新一代的音频编码标准,AAC (Advanced Audio Coding)提供了良好的音频压缩性能,远远优于现在流行的MP3 (MPEG-1 layer 3 ),越来越受到人们的重视,己经被采纳用作MPEG-4音频部分的压缩标准。