PCM\MAZI.asv ...\Mu_mazi.asv ...\mu_quxian.asv ...\quxian.asv 7JHUFFMAN\entropy.m .........\huffman.m PCM\INVMULAW.M ...\MAZI.M ...\Mu_mazi.m ...\mu_quxian.m ...\MU_WUCHA.M ...\MULA_PCM.M ...\MULAW.M ...\quxian.m ...\U_PCM.M ...\WUCHA.M 7JHUFFMAN PCM