barometric altimetry

简明释义

气压测高法;

英英释义

例句

1.Weather stations utilize barometric altimetry 气压高度计 to measure atmospheric pressure and predict weather changes.

气象站利用barometric altimetry 气压高度计 测量大气压力并预测天气变化。

2.Hikers should carry a device that uses barometric altimetry 气压高度计 for accurate elevation readings.

徒步旅行者应该携带一个使用barometric altimetry 气压高度计 的设备，以获得准确的高度读数。

3.In mountaineering, barometric altimetry 气压高度计 is used to track elevation changes as climbers ascend.

在登山中，barometric altimetry 气压高度计 用于跟踪攀登者上升时的高度变化。

4.The barometric altimetry 气压高度计 system in the aircraft provides real-time altitude data to the pilots.

飞机上的barometric altimetry 气压高度计 系统为飞行员提供实时高度数据。

5.Pilots often rely on barometric altimetry 气压高度计 to determine their altitude during flight.

飞行员通常依靠barometric altimetry 气压高度计 来确定他们在飞行中的高度。

作文

In the field of navigation and aviation, understanding altitude is crucial for safety and efficiency. One of the methods employed to measure altitude is barometric altimetry, which relies on the principles of atmospheric pressure. This technique is based on the fact that as altitude increases, atmospheric pressure decreases. Therefore, by measuring the air pressure at a given location, we can estimate how high we are above sea level. This method is widely used in various applications, including aviation, hiking, and even in some forms of weather forecasting.The basic principle behind barometric altimetry involves using a barometer, an instrument designed to measure atmospheric pressure. When a pilot or hiker ascends to a higher elevation, the air pressure around them drops. By calibrating the barometer to a known pressure at sea level, it can provide accurate readings of altitude. This makes barometric altimetry a valuable tool for pilots who need to maintain specific flight levels to ensure safety and avoid obstacles.Moreover, barometric altimetry is not limited to professional use; many outdoor enthusiasts utilize this technology when hiking or climbing. Portable altimeters, which often incorporate barometric altimetry, allow hikers to monitor their ascent and descent accurately. This information can be vital for planning routes and ensuring that individuals do not exceed their physical limits while navigating challenging terrains.However, it is important to note that barometric altimetry can be affected by changes in weather conditions. For instance, a sudden change in weather can lead to fluctuations in atmospheric pressure, which may result in inaccurate altitude readings. To mitigate this issue, users often recalibrate their devices regularly, especially before embarking on significant ascents or descents. This recalibration is essential for maintaining accuracy, as it accounts for local weather variations that can impact pressure readings.In addition to its practical applications, barometric altimetry also plays a role in scientific research. Meteorologists use this technique to study weather patterns and predict storms. By analyzing how pressure changes with altitude, scientists can gain insights into atmospheric conditions and improve their forecasting models. This highlights the versatility of barometric altimetry beyond just navigation and recreational activities.In conclusion, barometric altimetry is a fundamental technique that serves multiple purposes in both everyday life and scientific research. Its reliance on atmospheric pressure makes it a reliable method for determining altitude, although users must remain aware of its limitations due to changing weather conditions. Whether for pilots navigating through the skies or hikers exploring rugged landscapes, barometric altimetry remains an essential tool in our understanding of elevation and atmospheric dynamics. As technology continues to advance, we can expect further improvements in the accuracy and accessibility of barometric altimetry devices, making them even more integral to our daily lives.

在导航和航空领域，理解高度对安全和效率至关重要。所采用的测量高度的方法之一是气压高度计，它依赖于大气压力的原理。这种技术基于一个事实：随着高度的增加，大气压力会减少。因此，通过测量某一地点的气压，我们可以估算出我们距离海平面的高度。这种方法广泛应用于各种场合，包括航空、徒步旅行，甚至某些形式的天气预报。气压高度计的基本原理涉及使用气压计，这是一种用于测量大气压力的仪器。当飞行员或徒步旅行者上升到更高的高度时，周围的气压会下降。通过将气压计校准为已知的海平面气压，它可以提供准确的高度读数。这使得气压高度计成为飞行员保持特定飞行高度以确保安全和避免障碍物的宝贵工具。此外，气压高度计并不仅限于专业用途；许多户外爱好者在徒步旅行或攀登时也利用这项技术。便携式高度计，通常采用气压高度计，可以让徒步旅行者准确监测他们的上升和下降。这些信息对于规划路线和确保个人在探索困难地形时不超过身体极限至关重要。然而，需要注意的是，气压高度计可能会受到天气条件变化的影响。例如，天气的突然变化可能导致大气压力波动，从而导致不准确的高度读数。为了减轻这个问题，用户通常会定期重新校准他们的设备，尤其是在进行重大上升或下降之前。这种重新校准对于保持准确性至关重要，因为它考虑了可能影响压力读数的局部天气变化。除了其实际应用之外，气压高度计在科学研究中也发挥着作用。气象学家利用这项技术研究天气模式和预测风暴。通过分析气压如何随高度变化，科学家可以获得大气条件的见解，并改善他们的预测模型。这突显了气压高度计在导航和休闲活动之外的多功能性。总之，气压高度计是一种基本技术，在日常生活和科学研究中服务于多个目的。它对大气压力的依赖使其成为确定高度的可靠方法，尽管用户必须意识到由于天气条件变化而带来的局限性。无论是飞行员在空中导航还是徒步旅行者探索崎岖的景观，气压高度计仍然是我们理解海拔和大气动态的重要工具。随着技术的不断进步，我们可以期待气压高度计设备在准确性和可及性方面的进一步改善，使其在我们的日常生活中变得更加不可或缺。