试题内容
E1载波的基本帧由32个子信道组成。其中30个子信道用于传送语音数据,2个子信道 (1) 用于传送控制信令。该基本帧的传送时间为 (2) 。
(1)A、CH0和CH2
B、CH1和CH15
C、CH15和CH16
D、CH0和CH16
(2)A、100ms
B、200μs
C、125μs
D、150μs
软题库参考答案:D、C(仅供参考)
软题库解析:正在加载....
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