stalling speed

简明释义

失速速率

英英释义

例句

1.Each aircraft has a different stalling speed depending on its weight and configuration.

每架飞机的失速速度因其重量和配置而异。

2.Before takeoff, the pilot checks the stalling speed to ensure safe flight operations.

起飞前，飞行员检查失速速度以确保安全飞行操作。

3.When flying in turbulence, it's crucial to maintain speed above the stalling speed to avoid losing control.

在颠簸中飞行时，保持速度高于失速速度至关重要，以避免失去控制。

4.During training, we learned how to recover from a stall by recognizing the stalling speed of our aircraft.

在训练中，我们学习了如何通过识别我们飞机的失速速度来恢复失速。

5.The pilot needs to ensure that the aircraft does not drop below its stalling speed, or it will risk a stall.

飞行员需要确保飞机的速度不低于其失速速度，否则将面临失速的风险。

作文

In aviation, understanding the concept of stalling speed is crucial for pilots and anyone involved in flight operations. The stalling speed refers to the minimum speed at which an aircraft can maintain level flight. Below this speed, the wings cannot generate enough lift to support the weight of the aircraft, leading to a stall. This phenomenon can be dangerous if not properly managed, as it can result in loss of control and potential accidents.The stalling speed varies depending on several factors, including the aircraft's weight, configuration, and environmental conditions such as altitude and air density. For example, a heavier aircraft will have a higher stalling speed compared to a lighter one. Similarly, if the flaps are extended to increase lift during landing, the stalling speed may decrease, allowing for safer landings at slower speeds.Pilots are trained to recognize the signs of approaching stalling speed. This includes monitoring the airspeed indicator and being aware of the aircraft's attitude and performance. During flight training, students practice maneuvers that intentionally bring the aircraft close to its stalling speed to understand how to recover from a stall situation. Recovery techniques typically involve lowering the nose of the aircraft to regain speed and increasing power to climb back to a safe flying speed.One of the most important aspects of managing stalling speed is understanding the critical angle of attack. The angle of attack is the angle between the wing and the oncoming airflow. As the angle increases, so does lift, up to a point. However, once the angle exceeds a certain threshold, the airflow begins to separate from the wing, resulting in a stall. Pilots must be vigilant to avoid exceeding this angle, especially during maneuvers such as turns or climbs.Additionally, different types of aircraft have different stalling speeds. For instance, a small general aviation aircraft may have a stalling speed of around 50 knots, while a large commercial airliner may have a stalling speed closer to 120 knots. Understanding these differences is essential for pilots operating various aircraft types.In conclusion, the concept of stalling speed is fundamental in aviation safety. It encompasses not only the technical aspects of flight but also the need for pilots to be aware of their aircraft's limitations. Proper training and a thorough understanding of stalling speed can help prevent dangerous situations and ensure safe flight operations. As aviation technology advances, pilots must continue to educate themselves about the dynamics of flight, including the implications of stalling speed, to maintain high safety standards in the skies.

在航空领域，理解“失速速度”这一概念对于飞行员和任何参与飞行操作的人来说都是至关重要的。“失速速度”是指飞机能够维持水平飞行的最低速度。低于这个速度时，机翼无法产生足够的升力来支撑飞机的重量，从而导致失速。这种现象如果处理不当可能会很危险，因为它可能导致失去控制和潜在的事故。“失速速度”因多种因素而异，包括飞机的重量、机型配置以及环境条件，如海拔和空气密度。例如，一架较重的飞机其“失速速度”会高于一架较轻的飞机。同样，如果在着陆时放下襟翼以增加升力，“失速速度”可能会降低，从而允许以更慢的速度安全着陆。飞行员接受训练，以识别接近“失速速度”的迹象。这包括监控空速指示器，并关注飞机的姿态和性能。在飞行训练中，学员练习故意将飞机带到接近其“失速速度”的机动，以理解如何从失速状态恢复。恢复技术通常涉及降低飞机的机头以重新获得速度，并增加动力以爬升回安全的飞行速度。管理“失速速度”的一个重要方面是理解临界迎角。迎角是指机翼与迎面气流之间的角度。随着迎角的增加，升力也随之增加，直到某个点。然而，一旦迎角超过某个阈值，气流就会开始从机翼表面分离，导致失速。飞行员必须保持警惕，以避免在转弯或爬升等机动中超过此角度。此外，不同类型的飞机有不同的“失速速度”。例如，一架小型通用航空飞机的“失速速度”可能约为50节，而一架大型商用客机的“失速速度”可能接近120节。理解这些差异对于操作各种类型飞机的飞行员至关重要。总之，“失速速度”的概念在航空安全中是基础性的。它不仅涵盖了飞行的技术方面，还强调了飞行员对其飞机限制的意识。适当的训练和对“失速速度”的透彻理解可以帮助防止危险情况，确保安全的飞行操作。随着航空技术的进步，飞行员必须继续教育自己，了解飞行的动态，包括“失速速度”的影响，以在空中保持高安全标准。