Home / Standards / GB/T 12055-1989 GB/T 12055-1989 Active Information processing--Magnetic tape cassette and cartridge labelling and file structurefor information interchange 信息处理 信息交换用的盒式磁带和卡式磁带的标号和文卷结构 Standard Type GBT ICS 35.220.20 CCS L75 Status 现行 Issue Date 1989-12-29 Implementation 1990-07-01 Responsible Dept 国家标准委 Drafting Unit N/A