A.Smoke signal
B.Flash signal
C.Fire signal
D.Radio emergency transmission
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A.Directing the beam of a searchlight at another vessel
B.A smoke signal giving off orange colored smoke
C.A whistle signal of one prolonged and three short blasts
D.International Code Signal PAN spoken over the radiotelephone
A.Distress alert
B.Safety alert
C.Emergency alert
D.General alert
A.Safety signal
B.Urgency signal
C.Distress signal
D.Red alert signal
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
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
最新試題
You are proceeding to a distress site. The survivors are in liferafts. What will make your ship more visible to the survivors?（）.
By regulation，orange smoke distress signals will expire not more than how many months from the date of manufacture?（）
An orange flag showing a black circle and square is a（）.
Whenever your marine radio is on，F(xiàn)CC Rules require you to monitor（）.
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（）.
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（）.
After putting on a self-contained breathing apparatus，you open the air supply and hear a continuous ringing of a bell. What does this mean?（）.
All of the following are distress signals under the Rules EXCEPT（）.
If you are transmitting a distress message by radiotelephone you should（）.
At night you observe a vessel ahead show three flashes of a white light. This signal indicates that the vessel ahead is（）.