A.UK Hydrographic Office
B.IMO
C.International Hydrographic Organization
D.International Association of Classification society
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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
A.lateral marks and cardinal marks
B.safe water marks
C.isolated danger marks and special marks
D.dangerous water marks
A.Poop
B.Store room
C.Accommodation
D.Saloon
最新試題
In the Northern hemisphere northerly winds may cause temperature（）.
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
Before any loading takes place any signs of the previous cargo should do（）.
Fog is likely to occur when there is little difference between the dew point and the（）.
When steering by autopilot,how often should the steering be checked?（）
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
A tide is called diurnal when（）.
（）is on the panel of radar.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
The ISM code is part of（）.