单项选择题
A.check the flame arrester B.check the fuel tank C.check the battery D.ventilate the bilges
Any oil tanker which is not required to be provided wit...
单项选择题Any oil tanker which is not required to be provided with segregated ballast tanks in accordance with this paragraph may，however，be qualified as a segregated ballast tanker （）it complies with the other requirements of paragraphs of this Convention.
A.provided that B.on the part of C.nevertheless D.notwithstanding
Air compressors are NOT permitted in which space(s) on ...
单项选择题Air compressors are NOT permitted in which space(s) on a tank barge carrying grade A cargo?（）
A.A cargo handling room B.A space in which cargo hose is stored C.An enclosed space containing cargo piping D.All of the above
After an IOPP Certificate is issued to an inspected ves...
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
