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
After jacking down your liftboat you have an unexpected list.You find that the only cause of this list must be a flooded leg.Your next course of action should be to（）.
Many of the lights on this coast are placed so high as to be frequently obscured by（）.
An inflatable liferaft is hand-launched by（）.
The information on ocean voyage planning with routeing details for powered and sailing vessels is likely found in（）.
Lines drawn through points on the Earth having the same atmospheric pressure are known as （）.
Admiralty EasyTide（）.
Before personnel are lifted from a vessel in a personnel basket，the vessel should be（）.
The Lists of Meteorological Observation Stations can be found in（）.
The light vessel is reported（）.
Light Lists for coastal waters are（）.