[讨论] 4G降速后会比3G还慢??

楼主: change52 (change)   2014-11-24 23:56:28
听说4G降速后会比3G还慢??
有几个问想要厘清一下,才想去升4G
1.4G用量用完时,被强迫降速与原3G谁快?
2.4G没讯号自动跳3G时与原3G谁快?
3.4G手机手动调3G讯号与原3G谁快?

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