单项选择题
GSM扩展频段(E-GSM)频点为1000,其对应的上下行频率值为()
A.885.2MHz/930.2MHz
B.884.2MHz/929.2MHz
C.886.2MHz/931.2MHz
D.886.4MHz/931.4MHz
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单项选择题
A.885.2MHz/930.2MHz
B.884.2MHz/929.2MHz
C.886.2MHz/931.2MHz
D.886.4MHz/931.4MHz
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