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單項(xiàng)選擇題

The Oil Record Book, as a part of the ships official logbook, shall be kept on board and preserved for a period of （）.

A.3 years after making the first entry
B.2 years after the last entry
C.3 months after last entry
D.3 years after the last entry

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單項(xiàng)選擇題

Enhanced procedures concerning the exercise of （） have been developed to allow intervention in the ease of deficiencies deemed to pose a danger to persons, property or the environment.

A.port state control
B.flag state control
C.fire and boat drill
D.Safety inspection

單項(xiàng)選擇題

It is often necessary to put an engine into （） service with one or more cylinders cut out, or with a turbocharger secured.

A.additional
B.permanent
C.temporary
D.long

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