66
3
3:
 3  MPEG 3 .
 3  CD-ROM, CD-R  CD-RW.
  3,  ,  ISO 9660. 
3, .
     3,    ,  
“.mp3”.
     3 ,   “.mp3”,   
.
      ,  “ MP3” “”,  
 PC ���” “” .
      8,   .
  448.
  .
 , , 3.
     8    
(VBR),      , ,  ,
 .