A.relative humidity
B.air temperature
C.barometric pressure
D.absolute humidity
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A.ISM
B.SOLAS
C.DOC
D.SMS
A.always higher than the air temperature
B.always lower than the air temperature
C.equal to the difference between the wet and dry bulb temperatures
D.the temperature at which the air is saturated with water vapor
A.Tide Tables
B.Tidal Current Tables
C.Coast Pilot
D.Nautical Almanac
A.kept
B.removed
C.replaced
D.recycled
A.coastal breeze
B.sea breeze
C.land breeze
D.mistral
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Bales close to the deckhead should be covered to prevent（）.
The mean draft of a ship is the draft（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
A tide is called diurnal when（）.
ECDIS must be able to perform all of the following EXCEPT（）.
What is it called when it is possible to ignite the vapour above the oil?（）
Full details of all lights and fog signals are shown on（）.
（）is where the crew eat their meals.
It is dangerous for vessels without the operational radar（）the estuary.