air speed

简明释义

空速;

英英释义

例句

1.At cruising altitude, the air speed can significantly affect fuel efficiency.

在巡航高度，空速会显著影响燃油效率。

2.The pilot adjusted the throttle to maintain the correct air speed.

飞行员调整油门以保持正确的空速。

3.The aircraft's air speed indicator showed a steady increase during the climb.

飞机的空速指示器在爬升过程中显示出稳定的增长。

4.To avoid stalling, the pilot must keep the air speed above a certain level.

为了避免失速，飞行员必须将空速保持在某个水平以上。

5.During takeoff, it is crucial to reach the required air speed for a safe ascent.

在起飞过程中，达到安全上升所需的空速是至关重要的。

作文

Understanding the concept of air speed is crucial for anyone interested in aviation or aerodynamics. Air speed refers to the speed of an aircraft relative to the surrounding air. This measurement is vital for pilots as it affects lift, drag, and overall flight performance. When discussing air speed, it is essential to distinguish between different types of airspeed: indicated airspeed (IAS), true airspeed (TAS), and ground speed. Indicated airspeed is what the aircraft's instruments display. It is the speed that the pilot sees on the cockpit gauge and is critical for ensuring safe takeoff and landing. Pilots must be aware of their air speed during these phases of flight to avoid stalling or crashing. For example, if a pilot attempts to take off at a lower than required air speed, the aircraft may not generate enough lift, resulting in a failed takeoff.True airspeed, on the other hand, is the actual speed of the aircraft through the air. This measurement takes into account altitude and temperature, which can significantly affect how fast an aircraft moves through the atmosphere. As an aircraft climbs higher, the air becomes less dense, which can affect the air speed. For instance, a pilot flying at a high altitude must know the true airspeed to maintain control and ensure the aircraft operates efficiently.Ground speed is another important factor related to air speed. It refers to the speed of the aircraft relative to the ground. Ground speed is affected by wind conditions; if an aircraft is flying into a headwind, its ground speed will be lower than its air speed. Conversely, with a tailwind, the ground speed will be higher. Understanding the relationship between air speed and ground speed is vital for navigation and fuel efficiency.In addition to safety, air speed also plays a role in fuel consumption. Aircraft are designed to operate most efficiently at certain speeds. If a pilot exceeds or falls below these optimal air speed ranges, it can lead to increased fuel burn, which is both economically and environmentally detrimental. Therefore, pilots must constantly monitor their air speed throughout the flight to optimize fuel efficiency and reduce operational costs.Moreover, the importance of air speed extends beyond just commercial aviation. In military applications, understanding air speed can be the difference between mission success and failure. Fighter pilots need to be acutely aware of their air speed to maneuver effectively during combat. Similarly, drone operators must consider air speed when conducting reconnaissance missions to ensure they remain undetected.In conclusion, air speed is a fundamental concept in aviation that encompasses various measurements essential for flight safety, efficiency, and performance. Whether it is indicated airspeed, true airspeed, or ground speed, understanding how air speed affects an aircraft's operation is vital for pilots and aviation enthusiasts alike. The ability to effectively manage air speed can determine the success of a flight, making it a critical aspect of aeronautical knowledge.

理解空速的概念对于任何对航空或空气动力学感兴趣的人来说都是至关重要的。空速是指飞机相对于周围空气的速度。这个测量对于飞行员来说至关重要，因为它影响升力、阻力和整体飞行性能。在讨论空速时，必须区分不同类型的空速：指示空速（IAS）、真实空速（TAS）和地面速度。指示空速是飞机仪器显示的速度。这是飞行员在驾驶舱仪表上看到的速度，对于确保安全起飞和着陆至关重要。飞行员必须在这些飞行阶段注意他们的空速，以避免失速或坠毁。例如，如果飞行员试图以低于所需的空速起飞，飞机可能无法产生足够的升力，导致起飞失败。另一方面，真实空速是飞机通过空气的实际速度。这个测量考虑了高度和温度，这些因素可以显著影响飞机在大气中的移动速度。随着飞机爬升到更高的高度，空气变得稀薄，这会影响空速。例如，高空飞行的飞行员必须知道真实空速，以保持控制并确保飞机高效运行。地面速度是与空速相关的另一个重要因素。它是指飞机相对于地面的速度。地面速度受风速的影响；如果飞机迎着逆风飞行，其地面速度将低于其空速。相反，顺风时，地面速度将更高。理解空速与地面速度之间的关系对于导航和燃油效率至关重要。除了安全性，空速还在燃油消耗中发挥着作用。飞机设计为在某些速度下最有效地运行。如果飞行员超过或低于这些最佳空速范围，可能导致燃油消耗增加，这在经济和环境上都是有害的。因此，飞行员必须在整个飞行过程中不断监控他们的空速，以优化燃油效率并降低运营成本。此外，空速的重要性不仅限于商业航空。在军事应用中，理解空速可能是任务成功与失败之间的区别。战斗机飞行员需要清楚意识到他们的空速，以便在战斗中有效机动。同样，无人机操作员在进行侦察任务时也必须考虑空速，以确保他们不被发现。总之，空速是航空中的一个基本概念，涵盖了对飞行安全、效率和性能至关重要的各种测量。无论是指示空速、真实空速还是地面速度，理解空速如何影响飞机的操作对飞行员和航空爱好者来说都是至关重要的。有效管理空速的能力可以决定一次飞行的成功与否，使其成为航空知识的关键方面。