單項(xiàng)選擇題The disinfection of various compartments in a vessel by filling them with a gaseous agents to destroy rats etc.means().

A.fire drills
B.washing and cleaning
C.fumigation
D.quarantine


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1.單項(xiàng)選擇題Most very large ocean going vessels,such as bulk carriers and large tankers,tend to squat().

A.by the bow
B.by the stern
C.at the end nearest the bottom
D.evenly fore and aft

2.單項(xiàng)選擇題For cargoes()grain meals,coal,ventilation is needed to prevent them()spontaneous combustion.

A.i.e./of
B.for instance/away
C.for example/off
D.such as/from

3.單項(xiàng)選擇題Lighter longitudinal stiffening frames on the vessel side plating are called().

A.stringers
B.side frames
C.side stiffeners
D.intercostals

4.單項(xiàng)選擇題Bags are usually stowed in between the bulk grain().

A.to ventilate the hold
B.to separate the cargo
C.to replace shifting boards
D.to facilitate stowage

5.單項(xiàng)選擇題In vessel construction,beams are transverse girders which provide support to().

A.bulkheads
B.deckhouse structures
C.decks
D.vertical frames

6.單項(xiàng)選擇題A venetian vent or rice ventilator is used in stowage of which cargo?().

A.Bagged cargo
B.Bulk grain
C.Bulk rice
D.Refrigerated goods

8.單項(xiàng)選擇題Progressive flooding on a ship is controlled by securing watertight boundaries and().

A.transferring drill water
B.dumping bulk materials
C.pumping out flooded compartments
D.evacuating the unit

9.單項(xiàng)選擇題Ship’s officers should check every cargo compartment after it is filled with bulk grain to ensure().

A.all lighting circuits are energized
B.all void spaces are filled
C.the correct grade of cargo has been loaded
D.the heavier grade is in the lower hold

10.單項(xiàng)選擇題Oceangoing dry bulk cargo vessels over 1000 GT must have approved combination-type fire nozzles at all().

A.fire stations aboard the vessel,except for those in open deck areas weatherdeck and cargo hold fire stations
B.interior fire stations
C.engine room fire stations
D.all of the above