Unlike ordinary monohull, trimaran slamming includes not only main hull bottom slamming, but also slamming of trimaran cross structure, which makes trimaran slamming more complicated.

新船型高速三体船的砰击问题与常规单体船不同，除了主船体底部砰击外还包括连接桥砰击，这使高速三体船的砰击问题更为复杂。

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They did find some major holes in the hull, but it's not clear if they're what sank the Hunley, or if they're the product of a century and a half of degradation at the bottom of the sea.

他们的确在船壳上发现了大洞。 但不清楚这是否就是导致亨利号沉没的原因，或者这也可能是在海底长达一个半世纪的腐蚀所导致的。

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A type of keel on a sailboat that can be raised or lowered from the bottom of the hull.

帆船上的一种龙骨，可以从船底部(hull)升起或放下。

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Mr Giles's solution to the drag problem is a sharp bow that cuts through waves up to 40 feet high, and a concave hull bottom.

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Gareth Southgate's men, who travel to West Ham on the final day, remain three points adrift of safety but their goal difference (-28) is inferior to fourth-bottom Hull's (-24).

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Both sides are in the Premier League's bottom three, but Hull have three points and a game in hand on Burnley.

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