92/63404 DC被替代
Information Technology - Data Interchange On 130mm. (5,25in) Flexible Disk Cartridges Using Modified Frequency Modulation Recording At 7 958 Ftprad, 1,9 Tpmm (48 Tpi), On Both Sides - Iso Type 202 - Part 1: Dimensional Physical And Magnetic Characteristics (iso/iec Dis 7487-1)
出版：British Standards Institution
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