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單項選擇題

The bilge main is arranged to drain any watertight compartment （） ballast, oil or water tanks and to discharge the contents overboard.

A.rather than
B.other than
C.in addition that
D.except for

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單項選擇題

Oil water separators are used to ensure that ships dont discharge oil when pumping out （）.

A.ballast water
B.boiler water
C.bilge water
D.sewage water

單項選擇題

（）are used to ensure that ships don’t discharge oil when pumping out oily water from any oil contaminated space.

A.Boiler
B.Incinerator
C.Oily water separator
D.Sewage treatment unit