A.hoist man
B.limit switch
C.brake handle
D.preventer bar
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A.Opening the automatic drain plugs
B.Draining the water pockets
C.Using the electric bilge pump
D.Using the bailers and cellulose sponge
A.Jack the vessel back up to a safe height
B.Proceed on to your next destination since the list is unimportant
C.Pump out all ballast to gain reserve buoyancy
D.Notify the Coast Guard
A.thank
B.be thankful
C.be thanked
D.be thankful for
A.frequent opening of hatches to permit entry of fresh air
B.regular checks of bilge levels
C.use of ear plugs to dampen engine noise
D.frequent flushing of the water spray system with fresh water
A.has little use for ocean-going mariners
B.permits the mariner to select and simultaneously calculate tidal heights for multiple ports for up to seven days
C.includes periods of daylight and nautical twilight，moon phases and a springs and neaps indicator
D.is supplied in the form of a single CD which contains the calculation program and the seven geographic Area Data Sets（ADS）providing global coverage
最新試題
After launching，an inflatable raft should be kept dry inside by（）.
The Lists of Meteorological Observation Stations can be found in（）.
When an azimuth of the Sun has been taken and the deviation of the standard magnetic compass computed，the watch officer should record the results（）.
For details of these and other lights the larger scale charts and Admiralty Lists should be （）.
Important changes to charts and lights（including temporary ones），radio signals and sailing directions are listed in（）.
A person who sees someone fall overboard should（）.
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（）.
After being launched from a vessel，totally enclosed survival craft which have been afloat over a long period require（）.
On an Atlantic Ocean voyage from New York to Durban，South Africa，you should expect the Agulhas Current to present a strong（）.
After being rescued from the vessel accident，the people agreed that they had much to（）.