A.the vessel is in distress
B.the vessel has completed loading dangerous cargo
C.it is safe to pass
D.the vessel is anchored
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A.the continuous sounding of any fog signal apparatus
B.giving five or more short and rapid blasts of the whistle
C.firing a gun at intervals of about a minute
D.a barrel with burning oil in it，on deck
A.a green star signal
B.orange-colored smoke
C.red flares
D.the repeated raising and lowering of outstretched arms
A.Red flares or red rockets
B.Continuous sounding of fog signaling apparatus
C.International Code Flags November and Charlie
D.Basket hanging in the rigging
A.MAYDAY sent by radiotelephone
B.Continuous sounding of fog horn
C.Green star shells fired from a launcher
D.Square flag and ball in a vertical line
A.abandon ship
B.assist in taking whatever action is necessary to avoid collision
C.hold course and speed
D.sound a distress signal
最新試題
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the（）.
If you are transmitting a distress message by radiotelephone you should（）.
By regulation，orange smoke distress signals will expire not more than how many months from the date of manufacture?（）
The radiotelegraph alarm signal may be used to announce（）.
If you are on the beach and are signaling to a small boat in distress that your present location is dangerous and they should land to the left，you would（）.
If you are transmitting a distress message by radiotelephone you should（）.
If we had stayed at that port much longer，we（）the tropical storm.
When you are firing a pyrotechnic distress signal，it should be aimed（）.
What is NOT a distress signal?（）
Acknowledgement by you of receipt of a distress message from a vessel which，beyond any possible doubt，is not in your vicinity and is a long distance away must be made when（）.