A.by grade
B.by a grade
C.by the grade
D.by the grades
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A.in
B.as
C.to
D.with
A.in
B.up
C.above
D.on
A.by
B.with
C.on
D.in
A.one natutical mile
B.2 kilometers
C.5 cables only
D.one fathom
A.don't
B.won't
C.not
D.must not
最新試題
ECDIS must be able to perform all of the following EXCEPT().
Which of the following is not an operation mode of AIS?()
Despite the rising importance and great convenience of the gyrocompass,the magnetic compass still retain its importance because of its().
Shipboard Emergency Drills must be carried out at least()on board cargo ship.
It is dangerous for vessels without the operational radar()the estuary.
According to the relevant regulation, lifeboat should be powered by().
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().
()is halfway between the forward and after perpendiculars and is reference point for vessel construction.
The ISM code is part of().