單項(xiàng)選擇題

A hygroscopic cargo is define as a cargo（）.

A.capable of absorbing moisture in the form of a gas
B.capable of giving off moisture in the form of a liquid
C.that is shipped in a liquid stste
D.that will ignite in contact with water

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單項(xiàng)選擇題

A negative metacentric height（）.

A.will always cause a vessel to capsize
B.should always be immediately corrected
C.always result from off-center weights
D.All of the above are correct

單項(xiàng)選擇題

A neutral equilibrim position for a vessel means that the metacenter is（）.

A.lower than the keel
B.at the same height as the center of gravity
C.exactly at midships
D.at the center of the waterplane area