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【国外标准】 Information processing. Unrecorded 12,7 mm (0.5 in) wide magnetic tape for information interchange. 32 ftpmm (800 ftpi) NRZ1, 126ftpmm (3 200 ftpi) phase encoded and 356 ftpmm (9 042 ftpi), NRZ1
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标准简介适用范围：
暂无
标准号：
BS EN 21864:1991
标准名称：
Information processing. Unrecorded 12,7 mm (0.5 in) wide magnetic tape for information interchange. 32 ftpmm (800 ftpi) NRZ1, 126ftpmm (3 200 ftpi) phase encoded and 356 ftpmm (9 042 ftpi), NRZ1
英文名称：
Information processing. Unrecorded 12,7 mm (0.5 in) wide magnetic tape for information interchange. 32 ftpmm (800 ftpi) NRZ1, 126ftpmm (3 200 ftpi) phase encoded and 356 ftpmm (9 042 ftpi), NRZ1标准状态：
被代替-
发布日期：
1992-01-31 -
实施日期：
出版语种：
- 其它标准
- 上一篇： BS EN 2174:2017 Aerospace series. Heat resisting alloy FE-PA2602 (X4NiCrTiMoV26-15). Solution treated and precipitation treated. Forgings. De ≤ 100 mm - Rm ≥ 850 MPa
- 下一篇： BS EN 21864:1994 Information technology. Unrecorded 12,7 mm (0,5 in) wide magnetic tape for information interchange. 32 ftpmm (800 ftpi) NRZ1, 126 ftpmm (3 200 ftpi) phase encoded and 356 ftpmm (9 042 ftpi) NRZ1
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