barometric altimeter

简明释义

气压测高计

英英释义

例句

1.The pilot checked the barometric altimeter before takeoff to ensure accurate altitude readings.

飞行员在起飞前检查了气压高度计以确保高度读数的准确性。

2.In aviation, the barometric altimeter is crucial for maintaining safe flight levels.

在航空领域，气压高度计对于保持安全飞行高度至关重要。

3.The barometric altimeter can help mountaineers navigate challenging terrains by providing precise altitude data.

对于登山者来说，气压高度计能够通过提供精确的海拔数据来帮助他们在困难地形中导航。

4.Many weather stations use a barometric altimeter to predict changes in atmospheric pressure.

许多气象站使用气压高度计来预测大气压力的变化。

5.Hikers often rely on a barometric altimeter to measure elevation changes during their trek.

徒步旅行者常常依赖气压高度计来测量他们在徒步旅行中的海拔变化。

作文

The importance of accurate altitude measurement cannot be overstated, especially in fields such as aviation, mountaineering, and meteorology. One of the most widely used instruments for this purpose is the barometric altimeter, which measures altitude based on atmospheric pressure. Understanding how a barometric altimeter works can greatly enhance our ability to navigate and make informed decisions in various environments.A barometric altimeter operates on the principle that air pressure decreases with an increase in altitude. As one ascends, the weight of the air above them diminishes, leading to a drop in atmospheric pressure. This relationship between altitude and pressure is well established and allows the barometric altimeter to convert pressure readings into altitude data accurately.In aviation, pilots rely heavily on barometric altimeters to maintain safe flying altitudes. These instruments are calibrated to standard atmospheric conditions, but it is essential for pilots to adjust their altimeters to local pressure settings before takeoff and during flight. Failure to do so could result in dangerous altitude miscalculations, potentially leading to accidents. The barometric altimeter provides real-time data, allowing pilots to respond quickly to changes in atmospheric conditions.Mountaineers also find barometric altimeters invaluable. When climbing, knowing one's altitude can help in navigation and in assessing the risks associated with altitude sickness. A sudden drop in pressure can indicate that a climber is ascending rapidly, and they may need to acclimatize to avoid health issues. By using a barometric altimeter, climbers can make informed decisions about their pace and route, ensuring a safer experience in challenging terrains.In meteorology, barometric altimeters play a crucial role in weather prediction. Meteorologists use atmospheric pressure readings from these devices to analyze weather patterns and forecast changes. For instance, a rapid decrease in pressure often signals an approaching storm. Thus, the barometric altimeter not only aids in altitude measurement but also serves as a tool for understanding and predicting weather phenomena.However, it is important to note that while barometric altimeters are effective, they can be influenced by weather changes. Fluctuations in temperature and humidity can affect pressure readings, leading to potential inaccuracies in altitude measurement. To mitigate this, users of barometric altimeters must regularly calibrate their devices and consider the current weather conditions when interpreting the data.In conclusion, the barometric altimeter is a vital instrument across various fields, providing essential information about altitude through the measurement of atmospheric pressure. Its applications in aviation, mountaineering, and meteorology highlight its versatility and importance. Understanding how to use and interpret the readings from a barometric altimeter can significantly improve safety and decision-making in numerous activities. As technology advances, we can expect further enhancements in the accuracy and functionality of these devices, making them even more indispensable in our daily lives.

准确的高度测量的重要性不容忽视，尤其是在航空、登山和气象等领域。最广泛使用的仪器之一是气压高度计，它通过大气压力来测量高度。理解气压高度计的工作原理可以极大地增强我们在各种环境中导航和做出明智决策的能力。气压高度计基于空气压力随高度增加而降低的原理运作。当一个人上升时，他们上方的空气重量减少，导致大气压力下降。这种高度与压力之间的关系是公认的，使得气压高度计能够将压力读数准确转换为高度数据。在航空领域，飞行员非常依赖气压高度计来保持安全的飞行高度。这些仪器经过标准大气条件的校准，但飞行员在起飞前和飞行过程中必须调整他们的高度计以适应当地的压力设置。如果不这样做，可能会导致高度计算错误，从而可能导致事故。气压高度计提供实时数据，使飞行员能够快速响应大气条件的变化。登山者也发现气压高度计是不可或缺的。在攀登时，知道自己的高度可以帮助导航并评估与高原反应相关的风险。压力的突然下降可能表明攀登者正在快速上升，他们可能需要适应以避免健康问题。通过使用气压高度计，登山者可以就他们的步伐和路线做出明智的决定，确保在艰难地形中的安全体验。在气象学中，气压高度计在天气预测中发挥着至关重要的作用。气象学家利用这些设备的气压读数来分析天气模式和预测变化。例如，压力的快速下降通常预示着暴风雨的来临。因此，气压高度计不仅有助于高度测量，还作为理解和预测天气现象的工具。然而，值得注意的是，虽然气压高度计非常有效，但它们可能受到天气变化的影响。温度和湿度的波动可能会影响压力读数，从而导致高度测量的潜在不准确。为了减轻这一点，气压高度计的用户必须定期校准他们的设备，并在解释数据时考虑当前的天气条件。总之，气压高度计是各个领域的重要仪器，通过测量大气压力提供关于高度的基本信息。它在航空、登山和气象中的应用突显了其多功能性和重要性。理解如何使用和解释气压高度计的读数可以显著提高在众多活动中的安全性和决策能力。随着技术的进步，我们可以期待这些设备在准确性和功能性方面的进一步增强，使它们在我们的日常生活中变得更加不可或缺。