毕业设计：电子邮件客户端发送软件，用c#编写，经调试无错，并附有开题报告，英文文献，毕业设计说明书等资源-Graduation Project: Send e-mail client software, with c# Prepared by the debug error-free, together with the problem that the report, English literature, graduated from the design of brochures and