air velocity

简明释义

气流速度

英英释义

例句

1.A higher air velocity can improve heat transfer in HVAC systems.

更高的空气速度可以改善HVAC系统中的热传递。

2.The engineer measured the air velocity to determine the efficiency of the ventilation system.

工程师测量了空气速度以确定通风系统的效率。

3.In aerodynamics, air velocity plays a crucial role in calculating lift and drag forces.

在空气动力学中，空气速度在计算升力和阻力方面起着至关重要的作用。

4.We need to adjust the fan speed to achieve the desired air velocity in the room.

我们需要调整风扇速度，以达到房间内所需的空气速度。

5.The air velocity around the aircraft wing affects its performance during flight.

飞机机翼周围的空气速度影响其飞行性能。

作文

Understanding the concept of air velocity is crucial in various fields, including meteorology, aviation, and environmental science. Air velocity refers to the speed at which air moves in a particular direction. It is an essential parameter that affects weather patterns, flight dynamics, and even the dispersion of pollutants in the atmosphere.In meteorology, air velocity plays a significant role in the formation of weather systems. For instance, the movement of air masses can lead to the development of high-pressure and low-pressure systems, which in turn influence temperature, humidity, and precipitation levels. Meteorologists use instruments like anemometers to measure air velocity, allowing them to predict weather changes accurately. The relationship between air velocity and temperature is particularly important; as air moves faster, it tends to cool down, which can lead to cloud formation and precipitation.In the field of aviation, understanding air velocity is vital for the safety and efficiency of flight operations. Pilots must be aware of the air velocity during takeoff and landing, as well as during the flight itself. The speed of the aircraft relative to the surrounding air affects lift, drag, and overall performance. For example, if the air velocity is too low during takeoff, the aircraft may not achieve the necessary lift to become airborne. Conversely, if the air velocity is too high during landing, it may result in a hard landing or even an accident. Therefore, pilots rely on accurate readings of air velocity to make informed decisions during all phases of flight.Moreover, air velocity has implications in environmental science, particularly in studying pollution dispersion. The speed and direction of air movement can significantly influence how pollutants spread in the atmosphere. For example, a higher air velocity can help disperse pollutants more quickly, reducing their concentration in one area but potentially affecting other regions. Environmental scientists often model air velocity to predict the movement of smoke from wildfires, industrial emissions, or other sources of pollution. Understanding these dynamics is essential for effective air quality management and for developing strategies to mitigate the impact of pollution on human health and ecosystems.In conclusion, the study of air velocity is multifaceted and impacts various disciplines. From predicting weather changes to ensuring safe flight operations and managing environmental concerns, understanding air velocity is essential. As technology advances, the methods for measuring and analyzing air velocity continue to improve, providing more accurate data that can help us better understand our atmosphere and its effects on our world. As we face challenges related to climate change and environmental degradation, the importance of air velocity will only grow, making it a critical area of study for future generations.

理解空气速度的概念在气象学、航空学和环境科学等多个领域至关重要。空气速度是指空气以特定方向移动的速度。这是一个重要的参数，影响天气模式、飞行动态，甚至污染物在大气中的扩散。在气象学中，空气速度在天气系统形成中发挥着重要作用。例如，气团的移动可以导致高压和低压系统的形成，进而影响温度、湿度和降水水平。气象学家使用风速计等仪器来测量空气速度，使他们能够准确预测天气变化。空气速度与温度之间的关系尤其重要；当空气流动得更快时，它往往会冷却，这可能导致云的形成和降水。在航空领域，了解空气速度对飞行操作的安全性和效率至关重要。飞行员必须意识到在起飞和降落以及飞行过程中空气速度的变化。飞机相对于周围空气的速度影响升力、阻力和整体性能。例如，如果在起飞时空气速度过低，飞机可能无法获得必要的升力而无法起飞。相反，如果在着陆时空气速度过高，可能导致硬着陆甚至事故。因此，飞行员依赖于准确的空气速度读数，在飞行的各个阶段做出明智的决策。此外，空气速度在环境科学中也具有重要意义，特别是在研究污染物扩散方面。空气运动的速度和方向会显著影响污染物在大气中的传播。例如，较高的空气速度可以更快地帮助扩散污染物，从而减少某一地区的浓度，但可能影响其他地区。环境科学家通常对空气速度进行建模，以预测野火、工业排放或其他污染源的烟雾运动。理解这些动态对于有效的空气质量管理以及制定减轻污染对人类健康和生态系统影响的策略至关重要。总之，空气速度的研究是多方面的，影响着多个学科。从预测天气变化到确保飞行操作安全，再到管理环境问题，理解空气速度是必不可少的。随着科技的进步，测量和分析空气速度的方法不断改善，提供了更准确的数据，帮助我们更好地理解大气及其对我们世界的影响。随着我们面临与气候变化和环境退化相关的挑战，空气速度的重要性将愈加凸显，使其成为未来几代人研究的关键领域。