你可能感興趣的試題

The deadweight of a bulk carrier consists of（）.

A.the weight of the ship's structure and its machinery
B.bunker and other consumable loads
C.ballast loads
D.all those weights，such as the weight of the bunkers，ballast，provisions and cargo

單項(xiàng)選擇題

The extension of the after part of the keel in a single-screw vessel upon which the stern post rests is called the（）.

A.boss
B.knuckle
C.skeg
D.strut

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