A.jibing
B.running before the wind
C.tacking
D.reefing
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A.allowed
B.forbidden
C.approved
D.disliked
A.cooling
B.smothering
C.chemical action
D.All of the above
A.flash point
B.upper explosive limit
C.lower expiosive limit
D.All of the above
A.heated gases flowing through ventilation syetem
B.the transfer of heat across an unobstructed space
C.burning liquids flowing into another space
D.transmitting the heat of a fire through the ships metal
A.should hold responsible for
B.should be hold responsible for
C.should be free of
D.should be brarable of
最新試題
The dew point temperature is().
()is halfway between the forward and after perpendiculars and is reference point for vessel construction.
It is dangerous for vessels without the operational radar()the estuary.
The mean draft of a ship is the draft().
()is on the panel of radar.
In the Northern hemisphere northerly winds may cause temperature().
Where would you find information about the time of high tide at a specific location on a particular day of the year?()
Which wind results from a land mass cooling more quickly at night than an adjacent water area?()
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().