单项选择题

The Plimsoll mark on a vessel is used to（）.

A.align the vessel's tailshaft
B.determine the vessel's trim
C.determine the vessel's freeboard
D.locate the vessel's centerline

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单项选择题

The difference between the starboard and port drafts due to wind or seas is called（）.

A.list
B.heel
C.trim
D.flotation

单项选择题

The difference between the starboard and port drafts caused by shifting a weight transversely is（）.

A.list
B.heel
C.trim
D.flotation

单项选择题

The change in trim of a vessel may be found by（）.

A.dividing the trim moments by MT1
B.subtracting the LCF from the LCB
C.looking at the Hydrostatic Properties Table for the draft of the vessel
D.dividing longitudinal moments by the displacement