22.What is funcation of AMU?AMU的作用是( )

　centralized All audio signal and frequency of communication system.集中通讯系统的所有音频信号及频率

　The AMU acts as an interface between the users and the various radio communication and navigation systems. 作为用户与各无线电通讯和导航系统的接口

　Recive audio signal only.仅接收音频信号

正确答案：B

解析：

题目解析答案:B 解析：AMU (Audio Management Unit) 的主要功能是作为用户与各种无线电通信和导航系统之间的接口。它负责管理和分配音频信号以及与这些系统进行通信，因此选项 B 是正确的。

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A330机型熟悉课程试题

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