摘要： MPEG-1 layer III sample frequencies (kHz): 32 48 44.1bitrates (kbps): 32 40 48 56 64 80 96 112 128 160 192 224 256 320MPEG-2 layer III sample frequencies (kHz): 16 24 22.05bitrates (kbps): 8 16 24 32 40 48 56 64 80 96 112 128 144 160MPEG-2.5 layer III sample frequencies (kHz): 8 12 11.025bitrates (k 阅读全文