file constant的意思|示意

Other tests compared various sizes of mail files, such as 400 MB versus 1 GB, while keeping the number of documents included in the mail file constant.

其他的测试在保持邮件文件包含的文档数量不变的情况下，对不同大小的邮件文件进行了比较，如400 MB与1 GB的比较。

The constant ZIPARCHIVE: : create indicates that a new file should be created if no file already exists by that name.

常量ziparchive： CREATE表示如果具有该名称的文件尚不存在，则应当创建一个新文件。

It is very uncommon for the map analysis to find missing information — that is, information required by the server that is neither in the export file nor a constant.

很少出现映射分析发现缺失信息的情况——即服务器需要的信息既不在导出文件中，也不是一个常量。