單項選擇題Bilge keels are fitted on ship to（）.

A.assist in drydock alignment
B.improve the vessel's stability
C.protect the vessel from slamming against piers
D.reduce the rolling of the vessel


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1.單項選擇題Bilge keels are more effective at clampening rolls as the（）.

A.pitching increases
B.list increases
C.rolling increases
D.dreft increases

2.單項選擇題Bulk cargo refers to（）.

A.cargo which occupies a large volume of space
B.cargo which require refrigeration
C.cargo which is very dense
D.homogeneous cargo not enclosed in a container

3.單項選擇題Bulkheads which from part of the tanks on a vessel are stiffened to withstand（）.

A.deck loads from above
B.dynamic forces while afloat
C.hydrostatic pressure
D.over-pressurization

4.單項選擇題Butadiene, inhibited, is labeled as a（）.

A.combustible liquid
B.flammable gas
C.flammable liquid
D.flammable soild

5.單項選擇題By definition, a spar deck is the（）.

A.lower most continuous deck not broken by water tight bulkheads
B.after most weather deck above the main strength deck
C.upper or weather deck above the main strength deck
D.deck of light construction below the main or strength deck