A.great convenience
B.finding true north
C.magnetic characteristics
D.simplicity and reliability
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A.A ship-to-ship mode
B.A ship-to-shore mode
C.Integrated with a vessel traffic system
D.Sending out information through broadcast automatically
A.The funnel
B.The messroom
C.The galley
D.The satellite antenna
A.synchronous rolling occurs
B.roll period decreases
C.roll period increases
D.roll amplitude is dampened
A.falling
B.rising
C.constant
D.same
A.rain
B.frost
C.sleet
D.snow
最新試題
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
A tide is called diurnal when（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
Which of the following shall not the officers in charge of the navigational watch do?（）
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
When the wave period and the apparent rolling period are the same（）.
ECDIS must be able to perform all of the following EXCEPT（）.
In the Northern hemisphere northerly winds may cause temperature（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
According to the relevant regulation, lifeboat should be powered by（）.