PCM编码、WMA编码、ADPCM编码、LPC编码、MP3编码、AAC编码、CELP编码等，包括优缺点对比和主要应用领域 音频编码很好的参考-PCM encoding, WMA encoding, ADPCM coding, LPC encoding, MP3 encoding, AAC coding, CELP coding, including the advantages and disadvantages of contrast and the main application fiel