3gpp协议的相关规范，包括324m/h.324,h.323,以及彩信mms协议，3g终端用户接口开发指导，适用wcdma,td-scdma应用开发参考-3gpp agreement related specifications, including 324m/h.324, h.323, and MMS mms protocol, 3g end-user interface development guidance for wcdma, td-scdma Application Developm