This paper analyzes and proves an important mapping — the ZL mapping and presents an algorithm — the ZL algorithm,which constitutes a major applicable algorithm and can be effectively used to solve problems in the disk storage.
并把它应用于解决磁盘存贮中的问题，最大程度地减少了寻找数据的时间，提高了速度和效率。
IBM3880 is a storage control unit, and IBM3803 is a tape control unit.
IBM3880是磁盘存贮控制器,IBM3803是磁带控制器。
To erase information from (a magnetic disk or other storage device).
从(磁盘或其它贮存装置)上删除信息.
To erase information from(a magnetic disk or other storage device).
删除信息从（磁盘或其它贮存装置）上删除信息
Disk, drum, or tape memory.
磁盘、磁鼓或磁带存储器。
Memory is the new disk. Disk is the new tape.
内存是新式磁盘，磁盘是新式磁带机。
Save: The operation of storing data on disc or tape.
贮入:把数据贮存在磁带或磁碟上的情况。
Mass storage: A high-capacity storage device, such as a disc pack or tape. The term is used to refer to external peripheral storage, in contrast with internal memory.
大容量贮存器:一种大容量贮存装置.例如磁碟组或磁带.它指外围贮存,有别于内部贮存.
disc random access memory system
磁盘随机存取存储系统
Magnetic tape: A sequential storage device that is widely used for back up storage.
磁带:广泛的用作后备贮存的顺序贮存装置。
Double-sided disc: Disc which can store information on both sides.
双面磁碟:两面都可以贮存资料的磁碟。
Magnetic drum: Cylinder having a magnetic surface on which to store data.
磁鼓:有磁性表面，可贮存数据的圆筒。
disk file addressing
磁盘存储器定址;磁盘文件定址;磁盘文件访问
Exchangeable disk storage: Refers to disc pack storage used with mainframe computers.
可替换磁碟贮存:指大型电脑用的磁碟组贮存方法。
on-line disk file
联机磁盘文件存储器
contiguous disk file
邻接磁盘文件(存储器)
crossing disc block boundary
交叉磁盘存储块的界
Disk Cache Folder
磁盘高速缓存文件夹
Currently in disk cache
当前在磁盘高速缓存中