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
Many of the lights on this coast are placed so high as to be frequently obscured by（）.
After being launched from a vessel，totally enclosed survival craft which have been afloat over a long period require（）.
Mean high water is the average height of（）.
The latest known details of lights are given in（）.
After being rescued from the vessel accident，the people agreed that they had much to（）.
The light vessel is reported（）.
A sweep oar is an oar that is（）.
To predict the actual depth of water using the Tide Tables，the number obtained from the Tide Tables is（）.
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（）.