航海英语液体散货运及有关规则单项选择题每日一练(2019.01.25)

单项选择题
In which case is the IOPP Certificate of an inspected vessel NOT invalidated? （）
A.The required oily-water separator malfunctions
B.The ship is transferred to Liberian registry
C.An annual survey is conducted fifteen months after the date of certificate issuance
D.A 15 ppm oily-water separator is replaced by a 100 ppm oily-water separator
单项选择题
Pump out No.2 port ballast tank to（）.
A.keep vessel afloating
B.refloat vessel listing to starboard
C.make vessel all-right
D.bring vessel upright
单项选择题
A tankerman who permits or causes oil to go into a navigable waterway may be punished federally by（）.
A.fine
B.imprisonment
C.suspension or revocation of tankerman's document
D.All of the above
单项选择题
Litmus paste is used in order to determine（）.
A.innage
B.thievage
C.ullage
D.the tank's datum point
单项选择题
After an IOPP Certificate is issued to an inspected vessel，how many other surveys of the vessel’s pollution prevention equipment are conducted during the period of validity of the certificate?（）
A.None
B.One
C.Two
D.Three