variable sweep aircraft

简明释义

可变翼飞机

英英释义

例句

1.The design of the F-14 Tomcat is a classic example of a variable sweep aircraft 可变后掠机 that can adapt its wing configuration during flight.

F-14雄猫的设计是一个经典的可变后掠机 可变后掠机的例子，可以在飞行过程中调整其机翼配置。

2.The Soviet Union developed several models of variable sweep aircraft 可变后掠机, including the MiG-23.

苏联开发了几种型号的可变后掠机 可变后掠机，包括米格-23。

3.The unique wing design of variable sweep aircraft 可变后掠机 allows for better performance at both high and low speeds.

可变后掠机 可变后掠机独特的机翼设计使其在高速和低速下都能更好地表现。

4.Military pilots are trained to handle variable sweep aircraft 可变后掠机 for enhanced maneuverability in combat situations.

军用飞行员接受培训以驾驶可变后掠机 可变后掠机，以提高在战斗情况下的机动性。

5.Engineers are constantly researching new materials to improve the efficiency of variable sweep aircraft 可变后掠机 wings.

工程师们不断研究新材料，以提高可变后掠机 可变后掠机机翼的效率。

作文

The evolution of military aviation has been marked by significant technological advancements, one of which is the development of the variable sweep aircraft. This innovative design allows an aircraft's wings to change their angle during flight, optimizing performance for various speeds and flight conditions. The concept of a variable sweep aircraft emerged during the Cold War, as nations sought to enhance their aerial capabilities in response to evolving threats. The ability to adjust wing geometry provides several advantages, particularly for fighter jets that need to operate efficiently at both subsonic and supersonic speeds.One of the most notable examples of a variable sweep aircraft is the F-14 Tomcat, which was used extensively by the United States Navy. The F-14's wings could sweep back to improve aerodynamic efficiency at high speeds, while extending them forward enhanced stability and control during low-speed operations, such as landing and takeoff. This versatility made the F-14 a formidable opponent in aerial combat, capable of engaging enemy aircraft in a variety of scenarios.The mechanics behind a variable sweep aircraft involve complex engineering solutions. The wing structure must be robust enough to withstand the stresses of changing angles, while also being lightweight to maintain overall performance. Advanced materials and design techniques have been developed to address these challenges, allowing modern variable sweep aircraft to achieve optimal flight characteristics.In addition to military applications, the principles of variable sweep aircraft design have also influenced civilian aviation. Some commercial aircraft have adopted similar concepts to enhance fuel efficiency and performance. By adjusting their wing configurations, these planes can optimize their lift-to-drag ratios during different phases of flight, resulting in reduced fuel consumption and lower operational costs.Despite the advantages offered by variable sweep aircraft, there are also challenges associated with their operation. The complexity of the wing mechanism requires careful maintenance and can lead to increased operational costs. Additionally, the weight of the systems needed to control the wing sweep can impact the overall payload capacity of the aircraft. As a result, some modern fighter designs have opted for fixed-wing configurations, focusing on other technologies such as thrust vectoring and stealth capabilities.Looking towards the future, the role of variable sweep aircraft may continue to evolve. As unmanned aerial vehicles (UAVs) and advanced drone technology become more prevalent, the principles of variable wing design could be adapted for new applications. These innovations may lead to even greater efficiency and performance in aerial operations, further pushing the boundaries of what is possible in aviation.In conclusion, the variable sweep aircraft represents a significant milestone in the history of aviation, showcasing the ingenuity of engineers and designers in creating versatile and capable flying machines. As we continue to explore the skies and develop new technologies, the legacy of the variable sweep aircraft will undoubtedly influence the next generation of aircraft, ensuring that the quest for improved performance and efficiency remains at the forefront of aviation advancements.

军用航空的发展历程中，技术的重大进步标志着其不断演变，其中之一便是可变后掠机的开发。这种创新设计使得飞机的机翼在飞行过程中可以改变角度，从而优化不同速度和飞行条件下的性能。可变后掠机的概念在冷战期间出现，各国为了应对不断变化的威胁，寻求增强航空能力。调整机翼几何形状的能力提供了多种优势，特别是对于需要在亚音速和超音速下高效操作的战斗机。其中一个最著名的可变后掠机例子是F-14雄猫，它被美国海军广泛使用。F-14的机翼可以向后折叠，以提高高速飞行时的气动效率，而在低速操作（如着陆和起飞）时则将其展开，以增强稳定性和控制能力。这种多功能性使得F-14在空战中成为强大的对手，能够在各种场景中与敌方飞机交战。可变后掠机的机械原理涉及复杂的工程解决方案。机翼结构必须足够坚固，以承受改变角度带来的压力，同时又要轻量化，以保持整体性能。先进的材料和设计技术已经被开发出来，以应对这些挑战，使现代的可变后掠机能够实现最佳的飞行特性。除了军事应用外，可变后掠机设计的原理也影响了民用航空。一些商业飞机采用了类似的概念，以提高燃油效率和性能。通过调整机翼配置，这些飞机可以在飞行的不同阶段优化升力与阻力比，从而减少燃油消耗和降低运营成本。尽管可变后掠机具有诸多优势，但其操作也面临挑战。机翼机制的复杂性需要精心维护，并可能导致运营成本增加。此外，控制机翼后掠所需系统的重量可能影响飞机的整体载荷能力。因此，一些现代战斗机设计选择固定机翼配置，专注于其他技术，如推力矢量和隐身能力。展望未来，可变后掠机的角色可能会继续演变。随着无人机和先进无人驾驶技术的普及，可变后掠机设计的原理可能会被适用于新的应用。这些创新可能会进一步提升空中作战的效率和性能，推动航空领域的可能性边界。总之，可变后掠机代表了航空史上的一个重要里程碑，展示了工程师和设计师在创造多功能和高性能飞行器方面的创造力。随着我们继续探索天空并开发新技术，可变后掠机的遗产无疑会影响下一代飞机，确保对改进性能和效率的追求始终处于航空进步的前沿。