A.routine message
B.urgent message
C.distress message
D.safety message
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A.Immediately put the rudder over hard right
B.Immediately put the rudder over hard left
C.Immediately put the engines astern
D.Wait until the stern is well clear of the man and then put the rudder over hard right
A.Urgency signal
B.Safety signal
C.Distress signal
D.None of the above
A.a floating wreck
B.a survivor at sea
C.a man who had fallen overboard
D.a drilling rig
A.a message about the safety of navigation will follow
B.a message of an urgent nature about the safety of a ship will follow
C.the sender is in distress and requests immediate assistance
D.you should secure your radiotelephone
A.Safety message
B.Urgency message
C.Distress message
D.Routine message
最新試題
In battery charging rooms，ventilation should be provided（）.
To safely anchor a vessel there must be sufficient scope in the anchor cable. Scope is the ratio of（）.
The radiotelegraphy safety messages for condition indicating distress，urgency and safety，respectively，are（）.
The ship will be（）demurrage soon.
The ship is now down（）head.
Which may ignite fuel vapors?（）
Which mooring line has the least elasticity?（）
The winch at Hatch No.3 is（）trouble.
In order to prevent galvanic corrosion，an aluminum boat must be insulated from the davits and gripes. Which of the following is acceptable as an insulator?（）
If passengers are on board when an abandon ship drill is carried out，they should（）.