更多"[单选题]你能否在VHF和PA上同时说话："的相关试题:
[单选题]你能否在VHF和PA上同时说话：
A.不能
B.能，按下无线电调节开关和PA键
C.能，用驾驶杆按下通话按钮和PA键
D.能，用氧气面罩和驾驶杆按下通话按
钮和PA键
[单选题] 如果两个频率之间小于( )赫兹VHF1和VHF2之间或VHF3和VHF2之间,就会产生干扰
A. 2赫兹
B. 3赫兹
C. 4赫兹
D. 5赫兹
[单选题]. 如果两个频率之间小于( )赫兹VHF1和VHF2之间或VHF3和VHF2之间,就会产生干扰
A. 2赫兹
B. 3赫兹
C. 4赫兹
D. 5赫兹
[单选题] International distress signal in VHF calling for help is ______．
A.Help，Help，Help
B.Mayday，Mayday，Mayday
C.Save，Save，Save
D.Rescue，Rescue，Rescue
[单选题] When making VHF radio calls to nearby stations, what level of transmitting power should you use?
A. Low power
B. Medium power
C. High power
D. Extra high power
[单选题] What does the abbreviation VHF stand for？
A. Vessel's Hoisting Flag
B. Very High Safety
C.Vessel's Homing Frequency
D. Very High Frequency
[单选题] VHF Radio is one of the very important navigational instruments on board，______ messages can be sent．
A.by which
B.through which
C.by that
D.through that
[单选题] All VHF marine band radios operate in the simplex mode, which means that ______.
A. only one person may talk at a time
B. only two persons may talk at the same time
C. the radio only transmits
D. the radio only receives
[单选题] When the changing of a VHF channel / frequency is accepted，say _______.
A. I am going to change to VHF channel ...
B.I am certainly going to change to VHF channel ...
C.Changing to VHF channel ...
D.VHF channel ... has been changed
[单选题]在应急电气构型下哪部VHF可用？
A.VHF1
B.VHF2
C.VHF1和VHF2
D.三部都可用
[单选题]在空中，你能否再次连接综合驱动发电机
A.能
B.不能
C.如“FAULT”未燃亮，可以再次连接
[单选题]VHF语音地空通信地面系统包括（ ）。
A.VHF收发信机部分
B.信号传输部分
C.监控部分
D.以上全部
[单选题]VHF便携通信电台主要用于哪些方面（ ）。
A.塔台指挥
B.电磁环境测量
C.校飞
D.以上全是
[单选题]使用VHF2进行选择呼叫时会发生什么？
A. 在VHF2键上的三个绿色灯条亮
B. 在VHF2键上的白色呼叫灯亮
C. 在VHF2键上的琥珀色呼叫灯闪烁
[单选题].哪一个RMP可以控制VHF1收发机？
A.只有RMP1
B.只有RMP1和RMP2
C.RMP1，RMP2和 RMP3
