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

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第2题

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第3题

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第4题

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第5题

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