A.the customs
B.the register bureau of shipping
C.the shipyard fire department
D.a certified gas chemist
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A.stanchion
B.brackets
C.web frames
D.deck stringers
A.assist in drydock alignment
B.improve the vessel's stability
C.protect the vessel from slamming against piers
D.reduce the rolling of the vessel
A.pitching increases
B.list increases
C.rolling increases
D.dreft increases
A.cargo which occupies a large volume of space
B.cargo which require refrigeration
C.cargo which is very dense
D.homogeneous cargo not enclosed in a container
A.deck loads from above
B.dynamic forces while afloat
C.hydrostatic pressure
D.over-pressurization
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Fog is likely to occur when there is little difference between the dew point and the（）.
（）is where the crew eat their meals.
When steering by autopilot,how often should the steering be checked?（）
It is dangerous for vessels without the operational radar（）the estuary.
ECDIS must be able to perform all of the following EXCEPT（）.
The mean draft of a ship is the draft（）.
According to the relevant regulation, lifeboat should be powered by（）.
Where would you find information about the time of high tide at a specific location on a particular day of the year?（）
（）is on the panel of radar.
The helm command PORT TWENTY means（）.