fin keel

简明释义

鳍龙骨

英英释义

例句

1.For optimal upwind sailing, a well-designed fin keel is essential.

为了最佳的迎风航行，一个设计良好的鳍式龙骨是必不可少的。

2.The design of the fin keel allows for a shallower draft, making it ideal for coastal cruising.

这种鳍式龙骨的设计允许较浅的吃水，使其非常适合沿海巡航。

3.Many modern sailboats are equipped with a fin keel due to its efficiency in performance.

许多现代帆船都配备有鳍式龙骨，因为它在性能上的效率。

4.The new racing yacht features a sleek design with a fin keel that improves its speed and stability.

这艘新款赛车游艇采用流线型设计，配有一个鳍式龙骨，提高了其速度和稳定性。

5.When sailing in rough waters, the fin keel provides better control than a traditional keel.

在波涛汹涌的水域航行时，鳍式龙骨比传统龙骨提供更好的控制。

作文

The design of a sailboat is crucial for its performance on the water. One of the most important components of this design is the keel, which helps to provide stability and balance to the vessel. Among various types of keels, the fin keel stands out due to its unique characteristics and advantages. A fin keel is a vertical fin-like structure that extends downward from the hull of the boat. This design allows for a deeper center of gravity, which enhances the boat's stability and reduces the likelihood of capsizing. Moreover, the fin keel is typically shorter and narrower than other keel designs, such as full keels or long keels, making it more efficient in terms of hydrodynamics.One of the primary benefits of a fin keel is its ability to improve maneuverability. Sailboats equipped with fin keels can turn more quickly and respond better to changes in wind direction. This agility is particularly advantageous during racing, where every second counts, and sailors need to make swift adjustments to their course. Additionally, the reduced drag associated with a fin keel allows for faster sailing speeds, which is another reason why many competitive sailors prefer this type of keel.However, there are some trade-offs to consider when opting for a fin keel. While they offer superior performance in many conditions, fin keels can be less effective in heavy seas compared to traditional keels. The narrow profile may not provide as much lateral resistance, which can lead to a tendency to drift sideways in strong currents. Therefore, sailors must carefully evaluate their intended sailing conditions and choose the appropriate keel design accordingly.In addition to performance considerations, the construction and maintenance of a fin keel also play a significant role in a sailor's decision-making process. Fin keels are often made from materials such as fiberglass or aluminum, which can withstand the harsh marine environment. However, the attachment point of the fin keel to the hull requires careful engineering to ensure structural integrity. Any failure at this junction can lead to catastrophic results, including the loss of the keel itself. As such, regular inspections and maintenance are essential to ensure the safety and longevity of the vessel.In conclusion, the fin keel is a vital component in modern sailboat design, offering numerous advantages in terms of stability, maneuverability, and speed. Its unique shape and construction allow for an efficient sailing experience, making it a popular choice among racing enthusiasts. However, potential drawbacks in certain conditions must be considered, and proper maintenance is crucial for ensuring the safety of the vessel. By understanding the characteristics and implications of a fin keel, sailors can make informed decisions that enhance their sailing adventures and overall enjoyment on the water.

帆船的设计对其在水上的表现至关重要。这个设计中最重要的组成部分之一是龙骨，它有助于为船只提供稳定性和平衡性。在各种类型的龙骨中，fin keel因其独特的特性和优势而脱颖而出。fin keel是一种垂直的鳍状结构，从船体向下延伸。这种设计允许更深的重心，提高了船只的稳定性，减少了翻船的可能性。此外，fin keel通常比其他龙骨设计（如全龙骨或长龙骨）更短、更窄，使其在流体动力学方面更高效。fin keel的主要好处之一是提高了机动性。配备fin keels的帆船可以更快地转弯，并对风向变化做出更好的响应。这种灵活性在比赛中尤为重要，因为每一秒都至关重要，水手需要迅速调整航向。此外，与fin keel相关的阻力减少也允许更快的航行速度，这也是许多竞争性水手偏爱这种龙骨设计的原因。然而，选择fin keel时也需要考虑一些权衡。虽然它们在许多条件下提供卓越的性能，但与传统龙骨相比，fin keels在恶劣海况下的效果可能较差。狭窄的轮廓可能无法提供足够的侧向阻力，这可能导致在强流中横向漂移。因此，水手必须仔细评估他们预期的航行条件，并相应选择合适的龙骨设计。除了性能考虑，fin keel的构造和维护在水手的决策过程中也扮演着重要角色。Fin keels通常由玻璃纤维或铝等材料制成，能够承受恶劣的海洋环境。然而，fin keel与船体的连接点需要精心设计，以确保结构完整性。此处的任何故障都可能导致灾难性的后果，包括龙骨本身的丧失。因此，定期检查和维护对于确保船只的安全和耐用性至关重要。总之，fin keel是现代帆船设计中的一个重要组成部分，在稳定性、机动性和速度方面提供了许多优势。其独特的形状和构造使得航行体验高效，使其成为赛艇爱好者的热门选择。然而，在某些条件下可能存在的潜在缺点必须被考虑，适当的维护对于确保船只的安全至关重要。通过理解fin keel的特性和影响，水手可以做出明智的决策，从而增强他们的航海冒险和在水上的整体乐趣。