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3GͨѶ

3GͨѶʲô?3GǵƶͨżĹͨ׵Ļ˵ƶĴӶߵٶȸṩķ񣬱

ʲô3Gͨż?3GӢ3rd GenerationдָƶͨżԵһģʽֻ(1G)͵ڶGSMTDMAֻ(2G)

ʲô3gͨżν3GʵȫΪ3rd Generationĺָͨš1995ĵһֻֻܽͨ19961997

3GͨѶʲô? _ͨѶ_ֻ3GǵƶͨżĹͨ׵Ļ˵ƶĴӶߵٶ

ʲô3Gͨż?ν3GʵȫΪ3rd Generationĺָͨš1995ĵһֻֻ

3GֻͨѶʽ?3Gֻ3GӢ3rdGenerationдָƶͨżԵһģʽֻ1G͵ڶ

ƶͨѶ3Gʲô˼?ν3GʵȫΪ3rd Generationĺָͨš1995ĵһֻֻ

ͨѶ豸3GͨѶ3GͨѶ豸ָͨ豸1993ĵһͨѶ豸ֻܽͨ19961997ֵ

3Gָͨʲô?ʲôֻʹ3G?ֻйϵһ3GʵָһͨżĿǰʹõ2Gô3G2GʲôˣƾݵĴٶȿ˺öࣨñ

3Gͨŵı׼Щ?ڵƶͨͨΪ2.5GԤ3GӦðǿý壨ݡƵԶ̿ƣ似ֶ֧

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