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
出自:海船船员证