effective lift

简明释义

有效升力

英英释义

例句

1.The athlete's technique gave her an effective lift during the jump, allowing her to reach new heights.

这位运动员的技巧在跳跃时给了她一个有效升力，使她达到了新的高度。

2.The new design of the airplane wing provides an effective lift that improves fuel efficiency.

新设计的飞机机翼提供了一个有效升力，提高了燃油效率。

3.In the construction industry, using cranes with effective lift capabilities can save time on heavy lifting tasks.

在建筑行业，使用具有有效升力能力的起重机可以节省重物搬运任务的时间。

4.For a drone to perform well, it must have an effective lift to carry its payload.

为了让无人机表现良好，它必须具备有效升力以承载其有效载荷。

5.The engineers tested various shapes to find the most effective lift for the new vehicle.

工程师们测试了各种形状，以找到新车最具有效升力的设计。

作文

In the realm of aviation and engineering, the term effective lift refers to the actual lifting force that an aircraft or any other flying object generates to overcome its weight and achieve flight. This concept is crucial for understanding how airplanes operate and how they can be designed for optimal performance. The effective lift is influenced by various factors such as wing shape, size, airspeed, and the angle of attack. For instance, when a pilot increases the angle of attack, the wings can generate more lift, but only up to a certain point. Beyond that point, the aircraft may stall, demonstrating the delicate balance required to achieve effective lift.Moreover, the principles of effective lift extend beyond aviation into other fields, including mechanical engineering and even sports. For example, in the design of wind turbines, engineers must consider how to maximize effective lift to ensure that the blades capture the maximum amount of wind energy. Similarly, in sports like skiing or snowboarding, athletes utilize techniques that enhance their effective lift on the slopes, allowing them to perform tricks and maneuvers with greater ease.Understanding effective lift is not only vital for pilots and engineers but also for anyone interested in the science of flight. Students studying aerodynamics learn about the forces acting on an aircraft, including lift, drag, thrust, and weight. They discover that effective lift is a product of both the physical characteristics of the aircraft and the environmental conditions in which it operates. For instance, higher altitudes can affect air density, which in turn influences the amount of lift generated.Furthermore, advancements in technology have allowed for improved calculations and simulations of effective lift. Computational fluid dynamics (CFD) tools enable engineers to visualize airflow over wings and predict how changes in design will impact lift. This has led to the development of more efficient aircraft that require less power to achieve the same levels of effective lift, thereby reducing fuel consumption and emissions.In conclusion, effective lift is a fundamental concept in the fields of aviation and engineering, essential for achieving flight and optimizing performance. It encompasses a range of factors that must be carefully balanced to ensure safe and efficient operation. As technology continues to evolve, our understanding of effective lift will undoubtedly expand, leading to innovations that enhance not only aviation but also other areas where lift plays a critical role. Whether in the skies or on the slopes, mastering the concept of effective lift is key to success in various disciplines.

在航空和工程领域，术语有效升力指的是飞机或其他飞行物体产生的实际升力，以克服其重量并实现飞行。这个概念对于理解飞机的操作以及如何设计以获得最佳性能至关重要。有效升力受到多种因素的影响，例如机翼形状、大小、速度和攻角。例如，当飞行员增加攻角时，机翼可以产生更多的升力，但只有在一定范围内。超过这个范围，飞机可能会失速，这展示了实现有效升力所需的微妙平衡。此外，有效升力的原理不仅限于航空，还扩展到其他领域，包括机械工程甚至体育运动。例如，在风力涡轮机的设计中，工程师必须考虑如何最大化有效升力，以确保叶片捕获最大量的风能。同样，在滑雪或单板滑雪等运动中，运动员利用增强他们在斜坡上有效升力的技巧，使他们能够更轻松地进行特技和动作。理解有效升力不仅对飞行员和工程师至关重要，而且对任何对飞行科学感兴趣的人来说也是如此。学习空气动力学的学生了解作用于飞机上的各种力量，包括升力、阻力、推力和重量。他们发现，有效升力是飞机的物理特性与其操作环境条件的产物。例如，高海拔会影响空气密度，从而影响产生的升力。此外，技术的进步使得对有效升力的计算和模拟得到了改善。计算流体动力学（CFD）工具使工程师能够可视化机翼上的气流，并预测设计变化将如何影响升力。这导致开发出更高效的飞机，这些飞机需要更少的动力来实现相同水平的有效升力，从而减少燃料消耗和排放。总之，有效升力是航空和工程领域的一个基本概念，对于实现飞行和优化性能至关重要。它包含一系列必须仔细平衡的因素，以确保安全和高效的操作。随着技术的不断发展，我们对有效升力的理解无疑将扩展，带来创新，不仅提升航空业的效率，还改善其他升力发挥关键作用的领域。无论是在天空中还是在滑坡上，掌握有效升力的概念是各个学科成功的关键。