A.above
B.below
C.equal to
D.uncertain
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A.varies
B.maintains
C.Shifts
D.assembles
A.UK Hydrographic Office
B.IMO
C.International Hydrographic Organization
D.International Association of Classification society
A.Being mroe than 25 miles from shore
B.Only at night when it‟s dark
C.Being more than 6 miles from shore
D.Never
A.Advection
B.Radiation fog
C.frontal fog
D.Steam fog
A.speed
B.height
C.direction
D.course
最新試題
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
Which of the following is not a form of precipitation?（）
What is it called when it is possible to ignite the vapour above the oil?（）
The circulation around a low pressure center in the Northern Hemisphere is（）.
In the Northern hemisphere northerly winds may cause temperature（）.
Which wind results from a land mass cooling more quickly at night than an adjacent water area?（）
It is dangerous for vessels without the operational radar（）the estuary.
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.