A.rain
B.frost
C.sleet
D.snow
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A.sea
B.current
C.tide
D.swell
A.above
B.below
C.equal to
D.uncertain
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
最新試題
The helm command PORT TWENTY means（）.
The mean draft of a ship is the draft（）.
According to the relevant regulation, lifeboat should be powered by（）.
What is it called when it is possible to ignite the vapour above the oil?（）
When the wave period and the apparent rolling period are the same（）.
The loading of the ship must be done in accordance with（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
The ISM code is part of（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.