A.disease of crew
B.crew illness
C.group illness
D.mass disease
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A.blind sectors
B.sheltered area
C.unseen area
D.unscan ble area
A.the method for the proper stowage of a dangerous cargo
B.the necessity of lashing, securing and piling of awkward or lengthy cargo
C.whether different goods can be stowed together in one hold
D.ventilation method for hydrous cargo
A.original course
B.initial course
C.final course
D.designated course
A.on
B.in
C.at
D.out
A.floating
B.sailing
C.drifting
D.running into danger
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ECDIS must be able to perform all of the following EXCEPT（）.
The force resulting from the earth’s rotation that causes winds to deflect to the right in the Northern Hemisphere and to the left in the Southern Hemisphere is called（）.
Fog is likely to occur when there is little difference between the dew point and the（）.
According to the relevant regulation, lifeboat should be powered by（）.
The company should establish and maintain procedures to control all documents and date which are relevant to（）.
（）is the act of allocating space to containers on board of a container ship in the order of the discharge ports.
The loading of the ship must be done in accordance with（）.
When the wave period and the apparent rolling period are the same（）.
The circulation around a low pressure center in the Northern Hemisphere is（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.