标准号:IS 12293-1988
发布日期:1988/9/1 12:00:00
实施日期:1999/12/31 12:00:00
适用范围:This standard specifies the recorded characteristic of magnetic audio records on 8-mm Type S motion-picture prints and on full-coat motion-picture magnetic film running at the nominal speed of 24 frames [ 102 mm (40) ] per second or 25 frames [ 106 mm (4.2 in ) ] per second.