说明：  本章对整个*黄金屋*书友会短信发送系统作了详细的剖析，将系统划分为几 个模块进行讲解，通过对这几个模块的学习，读者完全可以掌握短信发送系统的 开发技术以及原理。笔者通过简洁的程序代码和通俗的技术讲解，使短信发送系统 的奥秘完全展现出来，读者可以轻松地理解其中的内容
(This chapter makes a detailed analysis of the whole * Golden House * Book Club SMS sending system, and divides the system into several parts. Through the study of these modules, the reader can master the short message sending system. Development technology and principle. The author makes short message sending system through concise program code and popular technical explanation. The mystery is fully revealed, and the reader can easily understand the content.)