SIS SS 63 67 32-1983 信息处理.应用改进调频制记录技术在200毫米(8英寸)可折叠盒式磁盘上进行数据交换.磁盘密度为13 262ftprad,1.9 tpmm,双面.第1部分:尺寸,物理及磁性特征
Information processing - Data inter- change on 200 mm (8 in) flexible disk cartridges using modified frequency modulation recording at 13 262 ftprad on two sides - Part 1: Dimensional, physical and magnetic characteristics