1. 磁带跨距：磁带排序及对照程序 tape sorting and collating program | 磁带跨距 tape span | 带速率 tape speed
2. 带宽：tape sorting and collating program ==> 带的分类整理程序 | tape span ==> 带宽 | tape speed ==> 带速,磁带速度,磁带转速