单项选择题
An International Oil Pollution Prevention Certificate (IOPP) for a "new" vessel ceases to be valid if （）.
A.it exceeds 3 years from date of issue
B.an alteration approved by the Captain of the Port is made
C.an intermediate survey has not be conducted within 12 months from the date that the IOPP was issued
D.the vessel is transferred to the flag of another country
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相关考题
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单项选择题
Which of the following liquids can ordinarily be discharged overboard without being processed through an oily water separator?（）
A.Cargo tank ballast
B.Segregated ballast
C.Engine room bilges
D.Cargo pump room bilges -
单项选择题
To determine that a compartment contains sufficient oxygen to sustain life, you should use a/an （）.
A.explosimeter
B.oxygen indicator
C.fresh air indicator
D.all of the above -
单项选择题
An oxygen indicator will detect （）.
A.concentrations of explosive gas
B.an oxygen deficiency in a space
C.the presence of harmful amounts of carbon monoxide
D.All of the above
