A.falls/in
B.has been falling/on
C.has fallen/at
D.is falling/in
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A.foam or soda acid
B.dry chemical or foam
C.carbon dioxide or dry chemical
D.carbon dioxide or foam
A.pass
B.overtake
C.catch up
D.run down
A.course
B.track
C.direction
D.trend
A.the apparatus
B.equipment
C.riggings
D.fittings
A.is
B.has
C.are
D.have
最新試題
Your vessel is docking, but not yet alongside. Which line will be the most useful when maneuvering the vessel alongside the pier?（）.
What is it called when it is possible to ignite the vapour above the oil?（）
Before any loading takes place any signs of the previous cargo should do（）.
The mean draft of a ship is the draft（）.
ECDIS must be able to perform all of the following EXCEPT（）.
（）is on the panel of radar.
（）is halfway between the forward and after perpendiculars and is reference point for vessel construction.
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.
Which of the following is not an operation mode of AIS?（）