China 'GB/T 15131.2-1995
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 15131.2-1995
Information processing--Data interchange on 130mm flexible disk cartridges using modified frequency modulation recording at 13262 ftprad, on 80 tracks on each side--Part 2:Track format A for 77 tracks 信息处理 数据交换用130 mm改进调频制记录的位密度为13262磁通翻转/弧度、每面80条磁道的软磁盘 第二部分:磁道格式 A ( 用于77条磁道)
Issued Date:1995-04-06
Implemented Date:1995-12-01
Issued by:
The Standardization Administration of the People's Republic of China