hollow keel

简明释义

中陷龙骨

英英释义

A hollow keel refers to a type of boat or ship design where the keel, which is the structural backbone running along the bottom of the hull, is constructed with a hollow space inside, often for buoyancy or storage purposes.

空心龙骨是指一种船只设计，其中龙骨是沿着船体底部的结构主干，其内部设有空腔，通常用于增加浮力或存储目的。

例句

1.The design of the boat features a hollow keel, which allows for better stability in rough waters.

这艘船的设计采用了空心龙骨，可以在恶劣水域中提供更好的稳定性。

2.Using a hollow keel can significantly reduce the weight of the vessel without compromising its strength.

使用空心龙骨可以显著减轻船只的重量，而不影响其强度。

3.The hollow keel allows for additional storage space for water and fuel.

这条船的空心龙骨为水和燃料提供了额外的储存空间。

4.To enhance buoyancy, the engineer suggested incorporating a hollow keel into the ship's structure.

为了增强浮力，工程师建议在船体结构中加入空心龙骨。

5.The hollow keel design is popular among racing yachts for its performance advantages.

由于性能优势，空心龙骨设计在竞赛游艇中非常受欢迎。

作文

The design and construction of boats and ships have evolved significantly over the centuries, but some fundamental elements remain crucial for their performance and stability. One such element is the keel, which serves as the backbone of a vessel. Among various types of keels, the term hollow keel refers to a specific design that has gained popularity in modern boat building. This type of keel is characterized by its hollow structure, which can provide both buoyancy and stability to the vessel while minimizing weight. The hollow keel design allows for a lower center of gravity, which enhances the ship's ability to resist capsizing in rough waters.The advantages of a hollow keel are numerous. Firstly, it can improve the overall performance of the boat. By reducing the weight of the keel, the vessel can achieve higher speeds and better maneuverability. This is particularly important in competitive sailing, where every second counts. Additionally, the hollow design can accommodate ballast, which further aids in stabilizing the ship without adding excessive weight.Moreover, the hollow keel contributes to the hydrodynamic efficiency of the vessel. A well-designed hollow keel can reduce drag as the boat moves through the water, allowing it to glide more smoothly and efficiently. This efficiency not only enhances speed but also conserves fuel, making it an environmentally friendly choice for modern sailors.However, the construction of a hollow keel requires careful engineering and skilled craftsmanship. The materials used must be strong yet lightweight to ensure that the keel can withstand the forces exerted on it during sailing. Advanced technologies and materials, such as fiberglass and carbon fiber, have made it easier to create durable and effective hollow keels that meet the demands of contemporary maritime activities.In conclusion, the hollow keel represents a significant advancement in the design of marine vessels. Its unique structure offers benefits in terms of weight reduction, stability, and hydrodynamic efficiency. As the boating industry continues to innovate, the hollow keel will likely remain a popular choice among boat builders and sailors alike, ensuring that vessels are not only functional but also optimized for performance in various nautical conditions.

船只和舰艇的设计与建造在几个世纪中发生了显著变化，但一些基本元素仍然对它们的性能和稳定性至关重要。其中一个元素是龙骨，它作为船只的骨干。各种类型的龙骨中，术语hollow keel指的是一种在现代船舶建造中越来越受欢迎的特定设计。这种类型的龙骨以其中空结构为特征，可以在减轻重量的同时，为船只提供浮力和稳定性。hollow keel设计允许较低的重心，这增强了船只在波涛汹涌的水域中抵抗翻覆的能力。

中空龙骨的优势

hollow keel的优点有很多。首先，它可以改善船只的整体性能。通过减轻龙骨的重量，船只可以达到更高的速度和更好的机动性。这在竞争性帆船比赛中尤为重要，因为每一秒都至关重要。此外，中空设计可以容纳压舱物，这进一步有助于在不增加过多重量的情况下稳定船只。此外，hollow keel有助于提高船只的水动力效率。设计良好的中空龙骨可以减少船只在水中移动时的阻力，使其更加平滑、高效地滑行。这种效率不仅提高了速度，还节省了燃料，使其成为现代水手的环保选择。然而，hollow keel的构造需要精心的工程设计和熟练的工艺。所使用的材料必须既坚固又轻便，以确保龙骨能够承受航行过程中施加的力量。先进的技术和材料，如玻璃纤维和碳纤维，使得制造耐用且有效的中空龙骨变得更容易，以满足当代海事活动的需求。总之，hollow keel代表了海洋船舶设计的一项重要进步。其独特的结构在减轻重量、稳定性和水动力效率方面提供了好处。随着船舶工业的不断创新，hollow keel可能会继续成为船舶建造者和水手们的热门选择，确保船只不仅功能齐全，而且在各种航海条件下优化性能。