ANSI/INCITS 180-1990
信息系统.信息交换用磁带和软片.记录用18-磁道、平行的,1/2英寸(12.65 mm),37871 cpi(1491 cpmm)群码要求 代替ANSI X3.180-1990
Information Systems - Magnetic Tape and Cartridge for Information Interchange - 18-Track, Parallel, 1/2 inch (12.65 mm), 37 871 cpi (1491 cpmm), Group-Coded - Requirements for Recording Replaces ANSI X3.180-1990