A.Opening the automatic drain plugs
B.Draining the water pockets
C.Using the electric bilge pump
D.Using the bailers and cellulose sponge
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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
A.start the engine in cold weather
B.aid in helping personnel breathe
C.prime the sprinkler system
D.prime the air supply
最新試題
Important changes to charts and lights（including temporary ones），radio signals and sailing directions are listed in（）.
On an Atlantic Ocean voyage from New York to Durban，South Africa，you should expect the Agulhas Current to present a strong（）.
To predict the actual depth of water using the Tide Tables，the number obtained from the Tide Tables is（）.
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（）.
Mariners not entering the port are（）to keep at least one mile off.
The daily predictions of the times and heights of high and low water for a selection of Standard Ports are given in（）.
What is the use of the books of Admiralty List of Lights and Fog Signals? Their use is to （）.
The light vessel is reported（）.
A sweep oar is an oar that is（）.