I am going to change to VHF channel
I am certainly going to change to VHF channel
Changing to VHF channel
VHF channel. has been changed
第1题:
You are monitoring VHF Channel 16 when you receive a call to your vessel,TEXAS PRIDE.What is the proper way to answer this call ________.
A.This is TEXAS PRIDE.Pick a channel
B.This is TEXAS PRIDE on Channel 16.Come back
C.This is TEXAS PRIDE,WSR 1234,reply Channel 10
D.Please stand by.We're busy right now
第2题:
When can routine communications be resumed on a frequency or channel on which radio silence has been imposed ________.
A.After determining that the frequency or channel appears to be no longer in use
B.After determining that geographic distance from the distress situation will prohibit any other signal from interfering with emergency communications
C.After the Rescue Coordination Center transmits a message on the frequency or channel being used for emergency communications stating that such traffic has concluded
D.Routine communications can resume if,in the Master's opinion,communications on that frequency or channel will not interfere with emergency communications
第3题:
A、Connotative meaning
B、Connotative meaning
C、Denotative meaning
D、Collocation
第4题:
Very high frequency(VHF)(甚高频)是指频带由30MHz到300MHz的无线电电波。
第5题:
In this port,it is regulated that______will be broadcast every one hour on VHF Channel 6.
A.VHF News
B.Channel Rules
C.Visibility Time
D.Navigational Warnings
第6题:
______ will be broadcast every one hour on VHF Channel 6.
A.VHF News
B.Channel Rules
C.Visibility Time
D.Navigational Warnings
第7题:
If you know that the vessel you are about to call on the VHF radio maintains a radio watch on both the working and the calling frequencies, which frequency should you call on ?______.
A.Calling frequency
B.Distress frequency
C.Urgency frequency
D.Working frequency
第8题:
Which channel is designated for VHF Digital Selective Calling?
A.Channel 70
B.Channel 06
C.Channel 13
D.Channel 16
第9题:
第10题:
Which logical channel must be dimensioned for each cell when considering the call set-up frequency? ()