A.stringers
B.side frames
C.side stiffeners
D.intercostals
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A.during a rain storm
B.in an explosive atmosphere
C.near a lifeboat station
D.by other than licensed officers
A.the ship is in a harbor
B.the ship is at anchorage
C.the ship is underway
D.All of the above
A.should be coiled in a clockwise direction
B.should be coiled in a counterclockwise direction
C.may be coiled either clockwise or counterclockwise
D.should never be coiled
A.always
B.never
C.sonetimes
D.sometime
A.inside of the shell
B.outside of the shell
C.top of the center vertical keel
D.top of the garboard stake
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ECDIS must be able to perform all of the following EXCEPT（）.
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（）.
When the wave period and the apparent rolling period are the same（）.
How long are you prohibited to consume alcohol prior to serving as a member of a watch?（）
Manoeuvring information can not be obtained from（）.
According to the relevant regulation, lifeboat should be powered by（）.
A tide is called diurnal when（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
Which of the following is not an operation mode of AIS?（）