Throu gh mail servers it can inquire informati on and transfer files needed,playing the same role as other service tools in Int ernet and making people get access to th e informative environment provided by In ternet.

• 通过互联网上的邮件服务器 ,E- mail可以查询信息 ,调用所需文件 ,起到 Internet网上其它服务工具的作用 ,使人们同样能处于 Internet所提供的信息环境