单项选择题
A.number B.abbreviation C.letter D.All of the above
The difference between the starboard and port drafts ca...
单项选择题The difference between the starboard and port drafts caused by a transverse shift in weight is （）.
A.list B.heel C.trim D.flotation
To prevent the spread of fire by conduction, you should...
单项选择题To prevent the spread of fire by conduction, you should （）.
A.cool the bulkheads around the fire B.remove combustibles from direct exposure C.close all openings to the area D.shut off all electric power
Each completed page of the Oil Record Book must be sign...
单项选择题Each completed page of the Oil Record Book must be signed by the （）.
A.engineer on watch B.Chief Engineer C.Chief Mate D.Master
