A.ECDIS
B.RADAR
C.GPS
D.GMDSS
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A.automatically
B.accurately
C.promptly
D.conspicuously
A.all crew members
B.all the watchkeeping personnel
C.all passengers
D.all visitors
A.Lambert conformal
B.Mercator
C.aximuthal
D.gnomonic
A.a star
B.a dot
C.a dash
D.a circle
A.Controlling access to the ship
B.Training and drills
C.Controlling the restrictedareas
D.Monitoring the ship at times
最新試題
It is dangerous for vessels without the operational radar（）the estuary.
Berthing means bringing a vessel to her berth until（）.
According to the relevant regulation, lifeboat should be powered by（）.
ECDIS must be able to perform all of the following EXCEPT（）.
Manoeuvring information can not be obtained from（）.
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its（）.
A tide is called diurnal when（）.
The helm command PORT TWENTY means（）.
Shipboard Emergency Drills must be carried out at least（）on board cargo ship.
The dew point temperature is（）.