stalling speed

简明释义

失速速度

英英释义

例句

1.The pilot needs to ensure that the aircraft does not drop below its stalling speed to avoid losing control.

飞行员需要确保飞机不低于其失速速度以避免失去控制。

2.Each aircraft has a specific stalling speed that varies with weight and configuration.

每架飞机都有一个特定的失速速度，这个速度会因重量和配置而异。

3.A good understanding of stalling speed is crucial for safe flight operations.

对失速速度的良好理解对安全飞行操作至关重要。

4.During training, students learn how to recover from a stall by recognizing the stalling speed of their aircraft.

在训练中，学生们学习如何通过识别他们飞机的失速速度来恢复失速状态。

5.Before takeoff, the crew reviews the stalling speed to ensure they have enough margin during ascent.

在起飞前，机组人员会复习失速速度以确保在上升过程中有足够的余量。

作文

Understanding the concept of stalling speed is crucial for anyone involved in aviation, whether as a pilot, an engineer, or an enthusiast. The term refers to the minimum speed at which an aircraft can maintain level flight. When an aircraft descends below this speed, it loses lift and can enter a stall condition, which can be dangerous if not managed properly.The stalling speed varies depending on several factors, including the aircraft's weight, configuration, and environmental conditions. For instance, a heavier aircraft requires a higher stalling speed compared to a lighter one. Similarly, if the flaps are deployed to increase lift during takeoff or landing, the stalling speed may decrease, allowing for safer operations at lower speeds. Understanding these variables is essential for pilots as they prepare for different phases of flight.In practical terms, pilots must be aware of their aircraft’s stalling speed during various maneuvers. For example, during a climb, if the aircraft slows down too much, it could reach its stalling speed before the pilot realizes it, leading to a potential stall. This is why training includes extensive practice on recognizing the signs of an impending stall and executing recovery procedures. Pilots learn to use instruments and visual cues to maintain awareness of their speed relative to the stalling speed.Moreover, the stalling speed is not just a number; it represents a critical threshold that pilots must respect. Exceeding this limit can lead to catastrophic outcomes, especially in situations where quick decisions are needed, such as during emergencies or adverse weather conditions. Therefore, understanding and respecting the stalling speed is a fundamental aspect of flight safety.Another important aspect of stalling speed is its role in aircraft design and certification. Engineers must calculate the stalling speed during the design phase to ensure that the aircraft can safely operate within its intended envelope. This involves rigorous testing and evaluation to determine how changes in design, such as wing shape or weight distribution, affect the stalling speed. Regulatory bodies require that manufacturers provide this information to ensure that pilots have the necessary data to operate the aircraft safely.In conclusion, the concept of stalling speed is integral to aviation safety and performance. It encompasses a range of factors that pilots must consider throughout the flight process. By understanding the implications of stalling speed, pilots can make informed decisions that enhance safety and efficiency in the skies. As aviation continues to evolve, the principles surrounding stalling speed will remain a cornerstone of pilot training and aircraft design, ensuring that both new and experienced aviators can navigate the complexities of flight with confidence. Ultimately, the knowledge of stalling speed is not just about numbers; it is about the responsibility that comes with flying and the commitment to maintaining safety in the air.

理解失速速度的概念对于任何参与航空的人来说都是至关重要的，无论是作为飞行员、工程师还是爱好者。这个术语指的是飞机能够保持水平飞行的最低速度。当飞机降到这个速度以下时，它会失去升力，可能会进入失速状态，如果处理不当，会非常危险。失速速度因多种因素而异，包括飞机的重量、配置和环境条件。例如，较重的飞机需要比较轻的飞机更高的失速速度。同样，如果在起飞或着陆时放下襟翼以增加升力，失速速度可能会降低，从而允许在较低速度下更安全地操作。了解这些变量对飞行员在准备不同飞行阶段时至关重要。在实际操作中，飞行员必须在各种机动中意识到他们飞机的失速速度。例如，在爬升过程中，如果飞机减速过多，可能会在飞行员意识到之前达到失速速度，导致潜在的失速。这就是为什么训练包括大量识别即将失速的迹象并执行恢复程序的实践。飞行员学习使用仪器和视觉线索来保持对其速度相对于失速速度的意识。此外，失速速度不仅仅是一个数字；它代表了飞行员必须尊重的一个关键阈值。超过这个限制可能会导致灾难性的后果，尤其是在需要快速决策的情况下，例如在紧急情况或恶劣天气条件下。因此，理解和尊重失速速度是飞行安全的基本方面。失速速度的另一个重要方面是它在飞机设计和认证中的作用。工程师必须在设计阶段计算失速速度，以确保飞机能够在其预期的飞行范围内安全操作。这涉及严格的测试和评估，以确定设计变化（例如机翼形状或重量分布）如何影响失速速度。监管机构要求制造商提供这些信息，以确保飞行员拥有必要的数据来安全操作飞机。总之，失速速度的概念是航空安全和性能的基石。它包含一系列飞行员在整个飞行过程中必须考虑的因素。通过理解失速速度的含义，飞行员可以做出明智的决策，从而提高空中的安全性和效率。随着航空业的不断发展，围绕失速速度的原则将继续成为飞行员培训和飞机设计的基石，确保新老飞行员都能自信地应对飞行的复杂性。最终，了解失速速度不仅仅是关于数字；它关乎飞行所带来的责任，以及维护空中安全的承诺。