什么意思？
“支持4G全网通(7模18频)网络类型“
7模18频是什么的简称 吗？
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Answers · 2
1
In China ,There are many China mobile communication operators.Different companies use different patterns.This meaning“7模18频” is “TD-LTE(B38 B39 B40 B41) / FDD-LTE(B1 B3 B7) / TD-SCDMA (B34 B39)/ WCDMA(850 900 1900 2100 / CDMA1x(EVDO 800) / GSM(850 900 1800 1900)' 7mode and 18frequency.
1
这含义是同时支持7种通信模式和18个相应频段的终端设备！
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