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信息处理 互换用未记录计测磁带的一般尺寸要求
Information processing--Unrecorded magnetic tapes for interchange instrumentation applications--General dimensional requirements
价格：￥0.00
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信息处理 信息交换用9磁道、12.7mm(0.5in)未记录磁带 32ftpmm(300ftpi)NRZ1制,126ftpmm(3200ftpi)调相制和356ftpmm(9042ftpi)NRZ1制
Information processing--Unrecorded 12.7mm (0.5in)wide magnetic tape for information interchange--32ftpmm(800 ftpi)NRZ1,126ftpmm(3200ftpi) phase encoded and 356ftpmm(9042ftpi) NRZ1
价格：￥0.00
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信息处理 互换计测磁带用的精密带盘
Information processing--Precision reels for magnetic tape used in interchange instrumentation applications
价格：￥0.00
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信息处理 互换计测磁带用的76mm中心孔通用带盘和盘芯
Information processing--General purpose hubs and reels with 76mm centre hole for magnetic tape used in interchange instrumentation applications
价格：￥0.00
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信息处理 计测磁带(包括遥测系统)的记录特性 互换要求
Information processing.Recording characteristics of instrumentation magnetic tape (inclduing teltmetry systems).Interchange requirements
价格：￥0.00
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信息处理交换用9磁道12.7mm宽63行/毫米调相制记录磁带
Information processing-9-track, 12.7mm wide magnetic tape for information interchange recorded at 63rpmm,phase encoded
价格：￥0.00
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信息处理交换用磁带标号和文卷结构
价格：￥0.00
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信息交换用磁带盘的尺寸和性能
Dimensions and characteristics of magnetic tape reel for information interchange
价格：￥0.00
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信息处理交换用9磁道12.7毫米宽32行/毫米记录磁带
Recording magnetic tape with 9 magnetic tracks, 12.7mm width and 32 lines/mm for information processing exchange
价格：￥0.00
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信息技术 数据交换用90mm改进调频制记录的位密度为31831磁通翻转/弧度、每面80磁道的软磁盘 GB 303型
Information technology-Data interchange on 90mm flexible disk cartridges using modified frequency modulation recording at 31 831 ftprad on 80 tracks on each side-GB type 303
价格：￥0.00
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