vertical lapse rate

简明释义

气温垂直递减率

英英释义

例句

1.The vertical lapse rate can vary significantly depending on the time of day and weather conditions.

根据一天中的时间和天气条件，垂直温度递减率可能会有显著变化。

2.In mountainous regions, the vertical lapse rate can lead to rapid temperature drops as altitude increases.

在山区，垂直温度递减率会导致随着海拔升高而快速降温。

3.Understanding the vertical lapse rate is crucial for pilots when planning their flight paths.

理解垂直温度递减率对于飞行员规划航线至关重要。

4.The vertical lapse rate helps meteorologists predict weather changes in the atmosphere.

这垂直温度递减率帮助气象学家预测大气中的天气变化。

5.A stable atmosphere usually has a low vertical lapse rate, indicating little temperature change with altitude.

稳定的大气通常具有较低的垂直温度递减率，表明随高度变化的温度很小。

作文

The atmosphere is a complex system that plays a crucial role in weather patterns and climate. One of the key concepts in understanding atmospheric behavior is the vertical lapse rate, which refers to the rate at which air temperature decreases with an increase in altitude. This phenomenon is essential for meteorologists, climatologists, and anyone interested in the science of weather. Understanding the vertical lapse rate helps us comprehend why certain weather conditions occur and how they can change over time.In the troposphere, which is the lowest layer of Earth's atmosphere, the vertical lapse rate typically averages about 6.5 degrees Celsius per kilometer. This means that for every kilometer you ascend into the atmosphere, the temperature drops by approximately 6.5 degrees Celsius. The reason for this decrease in temperature is primarily due to the fact that the Earth’s surface absorbs solar radiation and warms the air directly above it. As you move higher into the atmosphere, the air becomes less dense and can hold less heat, resulting in cooler temperatures.Understanding the vertical lapse rate is critical for predicting weather changes. For instance, when warm air rises, it expands and cools, leading to cloud formation and potentially precipitation. In contrast, if the air is stable and does not rise, it may lead to clear skies. Meteorologists use the concept of the vertical lapse rate to determine the stability of the atmosphere, which can influence the likelihood of storms or clear weather.Moreover, the vertical lapse rate can vary depending on several factors, including humidity and the presence of weather systems. In a moist atmosphere, the lapse rate can be lower than the average because the release of latent heat during condensation warms the surrounding air. Conversely, in a dry atmosphere, the lapse rate can be steeper, leading to more significant temperature drops with altitude. This variability makes the study of the vertical lapse rate even more fascinating, as it interacts with various meteorological phenomena.In addition to its implications for weather forecasting, the vertical lapse rate also has practical applications in aviation. Pilots must understand the temperature gradients in the atmosphere to ensure safe flight operations. For example, if a pilot ascends through a layer of air with a steep lapse rate, they may encounter turbulence, which can affect the aircraft's stability. Therefore, knowledge of the vertical lapse rate is vital for flight safety and efficiency.In conclusion, the vertical lapse rate is a fundamental concept in meteorology that describes how temperature changes with altitude. It influences weather patterns, affects aviation safety, and enhances our understanding of the atmosphere's behavior. By studying the vertical lapse rate, we gain insights into the intricate dynamics of our planet's climate system, ultimately helping us to predict and adapt to changing weather conditions. This knowledge is not only important for scientists and researchers but also for anyone who seeks to understand the world around them, especially in the context of global climate change and its impacts on our daily lives.

大气是一个复杂的系统，在天气模式和气候中发挥着至关重要的作用。理解大气行为的关键概念之一是垂直温度递减率，它指的是随着高度增加，空气温度降低的速率。这一现象对气象学家、气候学家以及任何对天气科学感兴趣的人来说都是至关重要的。理解垂直温度递减率有助于我们理解某些天气条件发生的原因以及它们如何随时间变化。在对流层中，即地球大气的最低层，垂直温度递减率通常平均约为每公里6.5摄氏度。这意味着每上升一公里，温度大约下降6.5摄氏度。温度下降的主要原因是地球表面吸收太阳辐射并加热其上方的空气。当你向上移动到大气中时，空气变得稀薄，能够保持的热量减少，从而导致温度降低。理解垂直温度递减率对于预测天气变化至关重要。例如，当温暖的空气上升时，它会膨胀并冷却，导致云的形成和潜在的降水。相反，如果空气稳定且不升高，可能会导致晴朗的天空。气象学家使用垂直温度递减率的概念来确定大气的稳定性，这会影响暴风雨或晴朗天气的可能性。此外，垂直温度递减率可以根据多种因素变化，包括湿度和天气系统的存在。在潮湿的大气中，由于凝结过程中释放的潜热会加热周围空气，温度递减率可能低于平均水平。相反，在干燥的大气中，温度递减率可能更陡峭，导致随着高度增加温度显著下降。这种变化使得研究垂直温度递减率更加迷人，因为它与各种气象现象相互作用。除了对天气预报的影响，垂直温度递减率在航空领域也有实际应用。飞行员必须了解大气中的温度梯度，以确保安全的飞行操作。例如，如果飞行员穿越一个具有陡峭递减率的空气层，他们可能会遇到湍流，这会影响飞机的稳定性。因此，了解垂直温度递减率对于飞行安全和效率至关重要。总之，垂直温度递减率是气象学中的一个基本概念，描述了温度随高度变化的情况。它影响天气模式，影响航空安全，并增强我们对大气行为的理解。通过研究垂直温度递减率，我们获得了对地球气候系统复杂动态的洞察，最终帮助我们预测和适应变化的天气条件。这一知识不仅对科学家和研究人员重要，对于任何寻求理解周围世界的人，尤其是在全球气候变化及其对我们日常生活影响的背景下，也十分重要。