简易邮件系统.实现了一邮件的收件，发件，查看邮件，删除邮件等功能-Simple Mail system. Realize a mail recipient, sender, view e-mail, delete e-mail and other functions

一个用C#编写的邮件收发系统，可以实现邮件的收发功能-One written in C# the mail system, can send and receive mail function