lighter than aircraft

简明释义

轻航空器

英英释义

例句

1.Researchers are developing materials that are lighter than aircraft to reduce fuel consumption.

研究人员正在开发比飞机更轻的材料，以减少燃料消耗。

2.This balloon is lighter than aircraft and can float effortlessly in the air.

这个气球比飞机更轻，可以轻松地在空中漂浮。

3.Innovations in design have led to vehicles that are lighter than aircraft, enhancing their maneuverability.

设计创新使得一些车辆比飞机更轻，增强了它们的灵活性。

4.The prototype is lighter than aircraft and has the potential to revolutionize personal transport.

这个原型比飞机更轻，有潜力彻底改变个人交通方式。

5.The new drone technology is designed to be lighter than aircraft, making it more efficient for delivery services.

新型无人机技术旨在使其比飞机更轻，从而提高快递服务的效率。

作文

In the realm of aviation, the term lighter than aircraft refers to a category of flying vehicles that are designed to be buoyant enough to rise into the air without the need for engines or other propulsion systems. This concept is not only fascinating but also essential in understanding various forms of flight. The most common examples of lighter than aircraft vehicles include hot air balloons and airships, which utilize the principle of buoyancy to achieve flight. Hot air balloons operate on a simple yet effective principle: by heating the air inside the balloon, it becomes less dense than the cooler air outside, causing the balloon to rise. This method of flight has been captivating people since the late 18th century, when the Montgolfier brothers first launched their balloon. Today, hot air ballooning remains a popular recreational activity, allowing individuals to experience the serenity of floating high above the ground. On the other hand, airships, or dirigibles, are larger and more complex than hot air balloons. They are equipped with engines and steering mechanisms, enabling them to travel long distances and navigate through the skies with greater control. Airships have played significant roles in history, from transporting goods and passengers to conducting reconnaissance during wartime. Their ability to remain aloft for extended periods, combined with their relatively low operational costs, makes them an intriguing alternative to traditional heavier-than-air aircraft. The advantages of lighter than aircraft technology are numerous. For one, these vehicles typically consume less fuel compared to their heavier counterparts, making them more environmentally friendly. Additionally, they can operate at lower altitudes, providing unique perspectives of the landscape below. This aspect makes them ideal for aerial photography, tourism, and even scientific research, where observing wildlife or environmental changes from above can yield valuable insights. However, there are challenges associated with lighter than aircraft vehicles as well. Their reliance on weather conditions means that flights can be easily disrupted by strong winds or storms. Furthermore, the limited speed and maneuverability of these vehicles can be a disadvantage in situations requiring rapid response or precise navigation. Despite these challenges, advancements in technology continue to improve the design and functionality of lighter than aircraft vehicles, paving the way for innovative applications in various fields. In conclusion, the concept of lighter than aircraft encompasses a variety of fascinating flying machines that rely on buoyancy rather than propulsion. From the whimsical experience of hot air ballooning to the historical significance of airships, these vehicles offer unique opportunities for exploration and understanding of our world from above. As technology progresses, we can expect to see even more exciting developments in this area, further expanding the possibilities of flight and transportation.

在航空领域，术语lighter than aircraft指的是一种飞行器类别，这些飞行器被设计得足够轻盈，可以在不需要发动机或其他推进系统的情况下升空。这个概念不仅令人着迷，而且在理解各种飞行形式中至关重要。最常见的lighter than aircraft车辆包括热气球和飞艇，它们利用浮力原理实现飞行。热气球依靠一个简单而有效的原理运作：通过加热气球内部的空气，使其密度低于外部较冷空气，从而导致气球上升。这种飞行方式自18世纪末蒙哥菲尔兄弟首次发射他们的气球以来，一直吸引着人们。如今，热气球仍然是一项受欢迎的休闲活动，让人们体验高空漂浮的宁静。另一方面，飞艇或称为 dirigibles，比热气球更大且更复杂。它们配备了发动机和操控机制，使其能够长途旅行并在空中更好地导航。飞艇在历史上发挥了重要作用，从运输货物和乘客到在战争期间进行侦察。它们能够在空中停留较长时间，加上相对较低的运营成本，使它们成为传统重于空气飞机的一个有趣替代选择。lighter than aircraft技术的优势众多。首先，与其较重的同行相比，这些车辆通常消耗的燃料更少，使其更环保。此外，它们可以在较低的高度运行，为观察下方的景观提供独特的视角。这一特点使它们非常适合用于航空摄影、旅游甚至科学研究，在这些领域，从空中观察野生动物或环境变化可以提供宝贵的见解。然而，lighter than aircraft车辆也面临一些挑战。它们对天气条件的依赖意味着强风或暴风雨可能会轻易干扰飞行。此外，这些车辆的速度和机动性有限，在需要快速反应或精确导航的情况下可能会成为劣势。尽管存在这些挑战，技术的进步不断改善lighter than aircraft车辆的设计和功能，为各个领域的创新应用铺平了道路。总之，lighter than aircraft的概念涵盖了一系列迷人的飞行器，这些飞行器依赖于浮力而非推进。从热气球的奇妙体验到飞艇的历史意义，这些车辆为从空中探索和理解我们的世界提供了独特的机会。随着技术的进步，我们可以期待在这一领域看到更多激动人心的发展，进一步扩展飞行和运输的可能性。