A volume is a standard unit of secondary storage.

卷是辅助存储设备的一种标准单位.

You can store data on secondary storage devices, such as a direct access storage device or magnetic tape volume.

你可以在辅助存储设备上存储数据，例如直接存取存储设备或者磁带。

Extends disk space by storing infrequently used files in a secondary storage media.

将不经常使用的文件储存在辅助存储媒体中来扩展磁盘空间.

The typical secondary storage medium of a microcomputer is the floppy and hard disks.

微型计算机的典型的辅助存储介质是软盘和硬盘.

Boolean value that determines whether to prevent secondary storage of sensitive information.

一个布尔值，它决定了是否阻止敏感信息的二级存储。

Users often save their work frequently onto nonvolatile secondary storage devices such as diskettes or hard disks .

用户常常频繁地将自己的文件存储到永久性存储设备，像软盘或者硬盘。

The conditional access module and the secondary storage module and battery can be in on-board solidification or extrapolation mode;

条件接收模块和副存储模块以及电池具有板上固化或外插方式；