bar keel

简明释义

方形龙骨

英英释义

例句

1.During the maintenance check, we found that the bar keel was damaged and needed replacement.

在维护检查中，我们发现横梁龙骨受损，需要更换。

2.A well-designed bar keel can significantly reduce rolling motion at sea.

设计良好的横梁龙骨可以显著减少海上的摇摆运动。

3.The bar keel helps to lower the center of gravity, making the vessel safer.

横梁龙骨有助于降低重心，使船只更加安全。

4.Engineers designed a custom bar keel to enhance performance in rough waters.

工程师设计了一种定制的横梁龙骨，以提高在恶劣水域的性能。

5.The ship's stability improved significantly after the installation of the new bar keel.

在安装新的横梁龙骨后，船只的稳定性显著提高。

作文

The term bar keel refers to a specific type of keel used in boat design. A keel is the central structural component of a ship or boat that runs along the bottom and provides stability and balance to the vessel. The bar keel, in particular, is characterized by its flat, bar-like shape, which allows for a low center of gravity and improved performance in various water conditions. Understanding the role of a bar keel is essential for anyone interested in naval architecture or boating. In the world of sailing and boating, the design of a vessel can significantly impact its performance. The bar keel is often favored for smaller boats and racing yachts due to its ability to reduce drag while maintaining a strong grip on the water. This type of keel helps the boat to sail efficiently, particularly when navigating through choppy waters or strong winds. One of the main advantages of using a bar keel is that it provides excellent lateral resistance. This means that the boat can better withstand sideways forces caused by wind or waves, allowing for more precise steering and control. Sailors often appreciate this feature, as it enables them to maintain their course even in challenging conditions. Furthermore, the bar keel contributes to the overall speed of the vessel, making it a popular choice among competitive sailors. However, like any design element, the bar keel also has its drawbacks. One potential downside is that it can limit the boat's ability to point directly into the wind. This phenomenon, known as 'weather helm,' can make sailing upwind more challenging. Additionally, while a bar keel is effective in providing stability, it may not offer the same level of performance in larger vessels, where other types of keels might be more suitable. When considering the construction of a boat with a bar keel, it is crucial to take into account the intended use of the vessel. For instance, if the boat is designed for recreational use in calm waters, a bar keel may be an excellent choice. However, for ocean-going vessels that need to withstand rough seas, a different keel design might be more appropriate. In conclusion, the bar keel plays a vital role in the world of boating and sailing. Its unique design offers several advantages, including enhanced stability, reduced drag, and improved speed. However, it is essential for boat builders and sailors to weigh these benefits against the potential limitations of a bar keel. By doing so, they can make informed decisions that will ultimately enhance their sailing experience. Whether you are a seasoned sailor or a novice, understanding the intricacies of keels, especially the bar keel, can greatly enrich your knowledge and appreciation of maritime activities.

术语bar keel指的是船舶设计中使用的一种特定类型的龙骨。龙骨是船或艇的中央结构组件，沿底部延伸，为船只提供稳定性和平衡。bar keel特别以其平坦、条状的形状为特征，允许低重心并在各种水域条件下改善性能。理解bar keel的作用对任何对船舶建筑或航海感兴趣的人来说都是至关重要的。在航行和划船的世界中，船只的设计可以显著影响其性能。bar keel通常受到小型船只和竞赛帆船的青睐，因为它能够减少阻力，同时保持对水面的强大抓地力。这种类型的龙骨有助于船只高效航行，尤其是在颠簸的水域或强风中。使用bar keel的主要优点之一是它提供出色的横向阻力。这意味着船只能够更好地抵御由风或波浪引起的侧向力量，从而实现更精确的操控和控制。水手们通常欣赏这一特点，因为它使他们能够在挑战性条件下保持航向。此外，bar keel还促进了船只的整体速度，使其成为竞争性水手的热门选择。然而，像任何设计元素一样，bar keel也有其缺点。一个潜在的缺点是，它可能限制船只直接迎风航行的能力。这种现象称为“迎风舵”，可能使迎风航行变得更加困难。此外，虽然bar keel在提供稳定性方面有效，但在较大船只中可能无法提供相同水平的性能，在这些情况下，其他类型的龙骨可能更为合适。在考虑建造一艘带有bar keel的船时，至关重要的是考虑船只的预期用途。例如，如果船只设计用于在平静水域进行休闲活动，则bar keel可能是一个绝佳选择。然而，对于需要承受恶劣海况的远洋船只，可能更适合采用不同的龙骨设计。总之，bar keel在航海和划船的世界中扮演着至关重要的角色。其独特的设计提供了多个优点，包括增强的稳定性、降低的阻力和改善的速度。然而，船只制造商和水手必须权衡这些好处与bar keel的潜在局限性。通过这样做，他们可以做出明智的决定，最终提升他们的航海体验。无论您是经验丰富的水手还是新手，理解龙骨的复杂性，尤其是bar keel，都能极大丰富您对海事活动的知识和欣赏。