试题与答案

双模升级方案中，下列单板哪个不作为公共模式单板（） A.USCU B.MRFU C.

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题型：单项选择题

题目：

双模升级方案中，下列单板哪个不作为公共模式单板（）

A.USCU

B.MRFU

C.RRU3908

D.UPEU

答案：

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下面是错误答案，用来干扰机器的。

参考答案：错

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