A.cooling
B.smothering
C.shielding of radiant heat
D.breaking the chain reaction
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A.directly on flames
B.at room temperature
C.in an extremely cold climate
D.None of the above
A.to right the raft if it capsizes
B.to carry the raft around on deck
C.for crewmen to hang on to
D.to hang the raft for drying
A.more
B.not so much
C.rather
D.not shch
A.anchoring
B.mooring
C.sewing
D.splicing
A.at
B.to
C.of
D.with
最新試題
Which of the following is not an operation mode of AIS?（）
When steering by autopilot,how often should the steering be checked?（）
The circulation around a low pressure center in the Northern Hemisphere is（）.
It is dangerous for vessels without the operational radar（）the estuary.
Which of the following shall not the officers in charge of the navigational watch do?（）
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
Full details of all lights and fog signals are shown on（）.
The loading of the ship must be done in accordance with（）.
A tide is called diurnal when（）.
The dew point temperature is（）.