... double-density diskette 倍密度软盘 Double-Density Package 倍密度封装 double-density 密度 ...
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短语
单面倍密度软磁盘
single-sided double-density diskette
倍密度软磁盘
[计]
double density diskette
双面倍密度软磁盘
double-sided double-density diskette
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