cast iron propeller

简明释义

铸铁螺旋桨

英英释义

例句

1.The maintenance team regularly checks the cast iron propeller to prevent any potential failures.

维护团队定期检查铸铁螺旋桨以防止潜在故障。

2.The boat was equipped with a durable cast iron propeller, ensuring reliable performance in rough waters.

这艘船配备了一个耐用的铸铁螺旋桨，确保在恶劣水域中的可靠性能。

3.During the test run, the cast iron propeller performed excellently, providing smooth navigation.

在测试运行中，铸铁螺旋桨表现出色，提供了平稳的导航。

4.The cast iron propeller on the vintage ship was a key feature that attracted collectors.

复古船上的铸铁螺旋桨是吸引收藏家的关键特征。

5.After inspecting the cast iron propeller, the engineer noted signs of wear and recommended a replacement.

检查完铸铁螺旋桨后，工程师注意到磨损迹象，并建议更换。

作文

The evolution of marine technology has always been fascinating, particularly when we delve into the components that make sea travel efficient and safe. One such component is the cast iron propeller, a crucial part of many vessels that has played a significant role in maritime history. The cast iron propeller (铸铁螺旋桨) is known for its durability and strength, making it an ideal choice for various types of boats and ships. Its robust nature allows it to withstand harsh marine environments, including saltwater corrosion and heavy impacts from waves.Historically, the use of cast iron in propellers dates back to the early days of steamships. Engineers recognized that the properties of cast iron could provide the necessary weight and sturdiness required for effective propulsion. The design of the cast iron propeller was revolutionary at the time, allowing ships to achieve greater speeds and improved maneuverability compared to their wooden counterparts. This advancement not only enhanced the efficiency of shipping but also contributed to the expansion of global trade routes.In modern times, while materials like aluminum and stainless steel have gained popularity due to their lightweight and resistance to corrosion, the cast iron propeller remains relevant in specific applications. For instance, it is often used in smaller fishing boats and tugboats, where the additional weight can provide stability and control. The cast iron propeller (铸铁螺旋桨) is also appreciated for its cost-effectiveness and ease of manufacturing, making it an accessible option for many marine operators.One of the key advantages of a cast iron propeller is its ability to handle high levels of stress. When a ship is in motion, the propeller must exert considerable force against the water to generate thrust. The strength of cast iron allows it to perform this function reliably, reducing the risk of breakage or failure during operation. Additionally, the weight of the cast iron propeller can help lower the center of gravity of the vessel, enhancing stability in rough seas.However, there are some drawbacks to consider. The weight of a cast iron propeller can be a disadvantage in certain situations, particularly for larger vessels where lighter materials might enhance performance and fuel efficiency. Furthermore, cast iron is more susceptible to cracking under extreme conditions, which can lead to costly repairs and downtime. Therefore, it is essential for marine engineers to evaluate the specific needs of a vessel before deciding on the type of propeller to use.In conclusion, the cast iron propeller (铸铁螺旋桨) is a remarkable testament to the ingenuity of early marine engineering. While advancements in materials and technology have introduced alternatives, the enduring qualities of cast iron ensure that it remains a viable option for many maritime applications. As we continue to explore the depths of our oceans, understanding the significance of components like the cast iron propeller helps us appreciate the intricate balance between tradition and innovation in the world of marine technology.

海洋技术的演变一直令人着迷，特别是当我们深入探讨使海上旅行高效和安全的组件时。其中一个重要组件是铸铁螺旋桨，这是许多船只的关键部分，在海事历史中发挥了重要作用。铸铁螺旋桨(cast iron propeller)因其耐用性和强度而闻名，使其成为各种类型的船只和船舶的理想选择。它的坚固特性使其能够承受恶劣的海洋环境，包括盐水腐蚀和波浪的重击。历史上，铸铁在螺旋桨中的使用可以追溯到蒸汽船的早期。工程师们意识到铸铁的特性可以提供有效推进所需的重量和坚固性。铸铁螺旋桨的设计在当时是革命性的，使船只能够比木制船只实现更高的速度和更好的机动性。这一进步不仅提高了航运的效率，还促进了全球贸易路线的扩展。在现代，尽管铝和不锈钢等材料因其轻量和抗腐蚀性而越来越受欢迎，但铸铁螺旋桨在特定应用中仍然相关。例如，它常用于较小的渔船和拖船，其中额外的重量可以提供稳定性和控制力。铸铁螺旋桨(cast iron propeller)也因其成本效益和易于制造而受到青睐，使其成为许多海洋运营商的可及选项。铸铁螺旋桨的一个主要优点是它能够承受高水平的压力。当船只在运动时，螺旋桨必须对水施加相当大的力量以产生推力。铸铁的强度使其能够可靠地执行此功能，降低操作期间破裂或故障的风险。此外，铸铁螺旋桨的重量可以帮助降低船舶的重心，从而增强在恶劣海况下的稳定性。然而，需要考虑一些缺点。铸铁螺旋桨的重量在某些情况下可能是个缺点，特别是对于较大的船只，较轻的材料可能会提高性能和燃油效率。此外，铸铁在极端条件下更容易开裂，这可能导致昂贵的维修和停工。因此，海洋工程师在决定使用何种类型的螺旋桨之前，评估船舶的具体需求至关重要。总之，铸铁螺旋桨(cast iron propeller)是早期海洋工程智慧的杰出证明。尽管材料和技术的进步引入了替代品，但铸铁的持久特性确保其在许多海洋应用中仍然是一个可行的选择。随着我们继续探索海洋的深处，理解像铸铁螺旋桨这样的组件的重要性有助于我们欣赏海洋技术领域传统与创新之间的微妙平衡。