ISO 8630-1:1987
信息处理 数据交换用130mm(5.25 in)改进调频制记录,密度为13262 ftrad、每面80道的软盘 第1部分:尺寸、物理性能和磁性能
Information processing; Data interchange on 130 mm (5.25 in) flexible disk cartridges using modified frequency modulation recording at 13 262 ftprad, on 80 tracks on each side; Part 1 : Dimensional, physical and magnetic characteristics