题目内容
(请给出正确答案)
[主观题]
The little boy was so fascinated by the mighty river that he would spend hours sitting on
its bank and gazing at the passing boats and rafts.
A.very strong
B.very long
C.very great
D.very fast
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A.very strong
B.very long
C.very great
D.very fast
第8题
在LTE的空口技术中,空口速率的提升主要依据哪些空口技术()
A、高阶调制
B:HARQ
C: AMC
D: OFDM
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