单项选择题
A vessel in ocean service that does not have an approved means of processing oily bilge slops or oily ballast must have（）.
A.a fixed piping system for ballast discharge to a reception facility
B.a discharge outlet for the ballast system on each side of the weather deck
C.one portable adapter for a shore connection to the ballast line
D.All of the above
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单项选择题
A vessel emitting harmful substances into the air or spilling oil into the sea is a（）.
A.Polluter
B.Emitter
C.Spiller
D.Oiler -
单项选择题
A ship which is required to carry an Oil Record Book must log in the book（）.
A.discharge of ballast or cleaning water from fuel tanks
B.sounding levels of all fuel tanks on a daily basis
C.the grade and specific gravity of all fuel oil carried
D.fuel consumption rates on a weekly basis -
单项选择题
A ship required to carry an Oil Record Book must maintain the book on board for（）.
A.one year
B.two years
C.three years
D.four years
