| 术语 | system device |
| 释义 | system device 系统设备；［系统装置］ 1. The peripheral device on which the operating system is stored and from which it is loaded into main storage during startup. 一种用以存放操作系统，并在系统起动期间将操作系统从中取出装入主存储器的外围设备。 2. A device used in the management of processing and which is not accessed by user programs; for example, a magnetic disc unit used to hold system software or for spooling or paging. 一种在操作管理中使用、不能由用户程序访问的设备。例如，用于存放系统软件，或为了假脱机或调页的 磁盘机。 |
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