KLMail收邮件 用pop3收邮件。用到socket/base64+pq解码/内码转换/多线程等技术。核心用SDK方式写，界面交互用MFC。-KLMail received pop3 mail received by mail. Pq used socket/base64 decoder / code conversion / multithreading technology. Core SDK used to write, interactive interface with MFC.

一个基于MFC对话框结构的Mail发送客户端程序，该Mail客户端可以发送附件，支持SMTP服务器身份验证，BASE64编码。该程序用MFC的CSocket类开发，作者自己写了一个CSMTP类来进行各种处理。注意，应用的实现部分在一个DLL中处理。（感谢我的朋友jplou）-an MFC dialog based on the structure of the Mail this client, the Mail client can send attachments, support SMTP