A.engaged in piloting
B.towing astern
C.engaged in fishing
D.in distress
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A.routine message
B.urgent message
C.distress message
D.safety message
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
最新試題
Which may ignite fuel vapors?（）
The ship is now down（）head.
Proper use shall be made（）radar equipment if fitted and operational.
Which statement is TRUE with respect to the elasticity of nylon mooring lines?（）.
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?（）
The radiotelegraphy safety messages for condition indicating distress，urgency and safety，respectively，are（）.
The winch is liable（）worn-out in this way.
Geographic range is the maximum distance at which a light may be seen under（）.
Good anchorage may be obtained anywhere in this water area，the bottom being generally mud and sand，vessel may have（）.
Where would you find the call sign or call letters of the radio station on your ship?（）