A.all-round yellow light only
B.all-round white light only
C.all-round blue light only
D.alternating red and yellow light
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A.I am in doubt as to your actions
B.My engines are full speed astern
C.I desire to overtake you
D.I am operating astern propulsion
A.should be righted by standing on the carbon dioxide cylinder，holding the righting straps and leaning backwards
B.should be righted by standing on the life line，holding the righting straps leaning backwards
C.will right itself when the canopy tube inflates
D.must be cleared of the buoyant equipment before it will right itself
A.at the bow
B.at the stern
C.in the middle
D.all around
A.a painter
B.red smoke flares
C.a jackknife
D.a signal mirror
A.working on the rig floor
B.working over water
C.working on the pipe racks
D.operating line throwing equipment
最新試題
Important changes to charts and lights（including temporary ones），radio signals and sailing directions are listed in（）.
The information on ocean voyage planning with routeing details for powered and sailing vessels is likely found in（）.
After launching，an inflatable raft should be kept dry inside by（）.
To predict the actual depth of water using the Tide Tables，the number obtained from the Tide Tables is（）.
A vessel in distress should send by radio telephone the two tone alarm signal followed immediately by the（）.
The information on（）is not likely found in The Mariners Handbook.
What is the use of the books of Admiralty List of Lights and Fog Signals? Their use is to （）.
An orange flag showing a black circle and square is a（）.
The Coast Radio Stations are found in（）.
The light vessel is reported（）.