GB/T 15131.3-1995 Standard PDF file download ; GB/T 15131.3-1995 Standard english preview version download

GB Standard Code	GB/T 15131.3-1995
Standard Category	China National Standards
GB Standard English Title	Information processing--Data interchange on 130mm flexible disk cartridges using modified frequency modulation recording at 13262 ftprad， on 80 tracks on each side--Part 3:Track formatB for 80 tracks
GB Standard Chinese Title	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条磁道的软磁盘第三部分:磁道格式B(用于80条磁道)
Chinese Version Price	$15 USD per 50 pages
English Translation Price	About $15 per 1 page; Inquire us for detail price

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