标准介绍：【TBR 031 Ed.2 数字蜂窝通信系统（第2阶段） ，在DCS 1 800频段的移动台和额外的GSM 900频段，接入的附加要求】Specifies the technical requirements to be met by terminal equipment capable of connecting to a public telecommunications network. These requirements apply to terminals for Phase 2 of the public land mobile radio service, operating in - the DCS 1 800 band; or both in the DCS 1 800 band and the GSM 900 MHz band.
TBR 031 Ed.2 数字蜂窝通信系统（第2阶段） ，在DCS 1 800频段的移动台和额外的GSM 900频段，接入的附加要求
