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GB/T 15131.1-1994
信息处理 数据交换用130 mm改进调频制记录的位密度为13262 磁通翻转/弧度、每面80条磁道的软磁盘 第一部分:尺寸、物理性能和磁性能
Information processing--Data interchange on 130mm flexible disk cartridges using modified frequency modulation recording at 13262 ftprad,on 80 tracks on each side--Part 1:Dimensional, physical and magnetic characteristics
GB/T 4548-1995
Test method and classification for hydrolytic resistance of the interior surfaces of glass containers
GB/T 15130.2-1995
信息处理 数据交换用90 mm改进调频制记录的位密度为15916磁通翻转/弧度、每面80条磁道的软磁盘 第二部分:磁道格式
Information processing--Data interchange on 90mm flexible disk cartridges using modified frequency modulation recording at15916 ftprad, on 80 tracks on each side--Part 2:Track format
GB/T 15130.1-1994
信息处理 数据交换用90 mm改进调频制记录的位密度为15916 磁通翻转/弧度、每面80条磁道的软磁盘 第一部分:尺寸、物理性能和磁性能
Information processing--Data interchange on 90mm (35in) flexible disk cartridges using modified frequency modulation recording at 15916 ftprad, on 80 tracks on each side--Part1:Dimensional, physical and magnetic characteristics
GB 5086.1-1997
Test method standard for leaching toxicity of solid wastes--Roll over leaching procedure
GB/T 4702.11-1985
Methods for chemical analysis of chromium metal--The alizarin violet spectrophotometric method for the determination of tin content
GB/T 4702.10-1985
Methods for chemical analysis of chromium metal--The cupral spectrophotometric method for the determination of copper content
GB/T 4192-1984
Method for the determination of the resistivity of tungsten and molybdenum used in electric light sources and vacuumtubes