单选题
无线电调谐组件(RTU)是用于The radio tuning units( RTUs) are used to:
A
调谐通讯和导航无线电tune the communication and navigation radios
B
调谐通讯无线电和控制内话Tune the communication radios and control the interphone
C
给乘务人员提供通讯Provide communication with the cabin crew
D
监控导航无线电和舱音记录器工作Monitor the navigation radios and cockpit voice recorder operation
答案解析
正确答案:A
