secondary file

Data files should not be put on compressed file systems unless the files are read-only secondary files, or if the database is read-only.

不应将数据文件放在压缩文件系统中，除非这些文件是只读辅助文件或该数据库是只读的。

A segment of this boot. b file is written to the MBR ( the primary part of the boot loader), which then points to the map and subsequently points to the secondary boot loader.

b文件的一个片段被写入到MBR（引导加载程序的主要部分），它会指向那个映射，接下来指向二级引导加载程序。

In very general terms, a secondary storage device can be thought of as a file cabinet.

在非常一般的术语中, 一个次级储藏设备可以被看作是一个文件柜.

Changes secondary database settings such as source and destination directory, and file retention period.

更改辅助数据库设置，例如源目录、目标目录和文件保持期。

Fifthly, in order to decrease the waste of system performance in file integrity verifying, an integrity verifying mechanism based on secondary HMAC is introduced.

第五，提出了一种基于二级HMAC的文件完整性校验机制，有效降低了完整性校验时系统性能损耗。