單項(xiàng)選擇題

When the（）is large, the ship is stiff; and when it is small, she is tender.

A.GM
B.free surface
C.longitudinal center of gravity
D.transverse center of gravity

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單項(xiàng)選擇題

When the ship causes oil pollution to the port, she will be（）.

A.fined
B.levied
C.paid
D.deducted

單項(xiàng)選擇題

Which is the winter load waterline on the load waterline mark?（）.

A.The line over the summer load waterline
B.The line above the tropical load waterline
C.The line below the tropical load waterline
D.The line between the summer and the winter north Atlantic load waterline