A type of hard diskstoragedevice in which the disk is hermetically sealed inside its disk drive.
一种硬盘存储器设备，其中盘片密封在磁盘驱动器内。
2
A diskstoragedevice that stores data in blocks of fixed size; these blocks are addressed by block number relative to the beginning of the particular file.
一种按固定长度数据块来存储数据的磁盘存储设备，这些数据块按相对于某文件开始的块号进行寻址。
3
Just two years earlier, IBM had also developed the first random access diskstoragedevice, the random access Memory for Accounting and Control (RAMAC) 350, so there was a place to store this stuff.
就在两年前，IBM还开发了第一个随机访问磁盘存储设备，Random Access Memory for Accounting and Control (RAMAC) 350，所以有了存放这些东西的地方。