移动、联通、电信,这三大通讯网络运营商,它们的2G、3G、4G各自的英文缩写是什么?(标准)
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以下是移动、联通、电信三大通讯网络运营商的2G、3G、4G各自的英文缩写:
* 移动:
+ 2G: GSM (Global System for Mobile Communications)
+ 3G: TD-SCDMA (Time Division Synchronous Code Division Multiple Access)
+ 4G: LTE (Long Term Evolution)
* 联通:
+ 2G: GSM (Global System for Mobile Communications)
+ 3G: WCDMA (Wideband Code Division Multiple Access)
+ 4G: LTE (Long Term Evolution)
* 电信:
+ 2G: CDMA (Code Division Multiple Access)
+ 3G: CDMA2000 (Code Division Multiple Access 2000)
+ 4G: LTE (Long Term Evolution)
* 移动:
+ 2G: GSM (Global System for Mobile Communications)
+ 3G: TD-SCDMA (Time Division Synchronous Code Division Multiple Access)
+ 4G: LTE (Long Term Evolution)
* 联通:
+ 2G: GSM (Global System for Mobile Communications)
+ 3G: WCDMA (Wideband Code Division Multiple Access)
+ 4G: LTE (Long Term Evolution)
* 电信:
+ 2G: CDMA (Code Division Multiple Access)
+ 3G: CDMA2000 (Code Division Multiple Access 2000)
+ 4G: LTE (Long Term Evolution)
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