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
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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
An airplane wants a vessel to change course and proceed towards a vessel in distress. The actions of the aircraft to convey this message will NOT include（）.
By regulation，orange smoke distress signals will expire not more than how many months from the date of manufacture?（）
What is NOT a distress signal?（）
The service life of distress signals must be not more than（）.
A person who sees someone fall overboard should（）.
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（）.
If you log a distress message，it must include the（）.
You are proceeding to a distress site. The survivors are in liferafts. What will make your ship more visible to the survivors?（）.
What is NOT a distress signal?（）
ALL PASSENGERS OF DECK NO.2 ARE REQUESTED TO FOLLOW THE CREW MEMBERS WHO WILL ESCORT YOU TO YOUR ASSEMBLY STATIONS. From this sentence you can concluded that the vessel is in（）.