KS X ISO 7487-3-2007(2012) 信息处理-130mm(5.25in)盒式软磁盘的数据交换 采用改进的频率调制记录 双面记录速率为7958ftprad 1.9tpmm(48tpi)-第3部分:磁道格式B
Information processing-Data interchange on 130 mm(5.25 in) flexible disk cartridges using modified frequency modulation recording at 7 958 ftprad, 1.9 tpmm(48 tpi), on both sides-Part 3:Track format B