标准号:NFZ64-741-1989
英文标准名称:Informatingprocessing.Datainterchangeon130mm(5.25in)flexiblediskcartridgesusingmodifiedfrequencymodulationrecordingat7958ftprad,3.8tpmm(96tpi),onbothsides.Part1:dimensional,physicalandmagneticcharacteritics.
国际标准分类号:35.220.21