手机段信编成相关的东西，短信收发、短信管理、常用短语查询、电话本查询等等。-phone composition of the letter relating to the SMS transceiver, messaging management, commonly used phrase inquiries, telephone inquiries and so on.

C#代码可通过~~可控制手机进行短信收发，下载后请自行改接口号~~中心号码可通过百度得知