题目内容
(请给出正确答案)
[单选题]
Their success was due to () they had been working hard.
A.the fact of which
B.the fact
C.the fact which
D.the fact that
答案
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A.the fact of which
B.the fact
C.the fact which
D.the fact that
第3题
A.可以将DU部署在4GBBU机房,CU集中部署
B.可以将DU集中部署,CU则在更高层次集中部署
C.可以将将CU与DU共站集中部署
D.可以将CU与DU共硬件部署,构成BBU单元
第4题
A.只有1个BBU
B.只有2个BBU
C.只有3个BBU
D.有多个BBU