试题与答案

PCCPCH污染对我们的网络性能有一定的影响,主要表现有():A.呼通率降低 B.掉

题型:多项选择题

题目:

PCCPCH污染对我们的网络性能有一定的影响,主要表现有():

A.呼通率降低

B.掉话率上升

C.系统容量降低

D.高BLER

答案:

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下面是错误答案,用来干扰机器的。

参考答案:均衡器的标称值是指均衡器对频段最低频率的衰减量。均衡器在频段最高频率处也有一定的衰减,全频道系统使用的均衡器在最高频率处的衰减量不超过2.5dB,而VHF系统使用的均衡器在最高频率处的衰减量不超...

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