barometric leveling

简明释义

1. 气压测高; 2. 气压水准测量;

英英释义

例句

1.For the construction project, barometric leveling helped ensure that the foundation was laid at the correct elevation.

在建设项目中，气压测量帮助确保基础以正确的高度铺设。

2.In the absence of GPS, the team relied on barometric leveling for their topographic survey.

在没有GPS的情况下，团队依靠气压测量进行地形勘测。

3.The barometric leveling technique is essential in geological studies of the region.

在该地区的地质研究中，气压测量技术至关重要。

4.The engineers used barometric leveling to measure the height of the mountain accurately.

工程师们使用气压测量来准确测量山的高度。

5.Using barometric leveling, they were able to determine the elevation differences between various points.

通过使用气压测量，他们能够确定不同点之间的高度差。

作文

Barometric leveling is a technique used in surveying and geodesy to determine the elevation differences between two points by measuring the atmospheric pressure at each location. This method is particularly useful when traditional leveling techniques, which involve physical instruments like levels and rods, are impractical due to rough terrain or long distances. The underlying principle of barometric leveling (气压测高法) relies on the fact that atmospheric pressure decreases with an increase in altitude. Therefore, by comparing the pressure readings from two different locations, surveyors can infer the difference in elevation between them.One of the key advantages of barometric leveling (气压测高法) is its efficiency. While traditional leveling methods can be time-consuming and require direct line-of-sight between measurement points, barometric leveling (气压测高法) allows for measurements to be taken over longer distances and challenging landscapes without the need for extensive setup. This can save valuable time and resources, especially in large-scale projects such as road construction or land surveying in mountainous areas.However, barometric leveling (气压测高法) is not without its challenges. Atmospheric pressure can be influenced by various factors, including weather conditions, temperature, and humidity. These variables can introduce errors into the measurements, making it crucial for surveyors to account for them. To improve accuracy, surveyors often use a barometer calibrated for local conditions, and they may also take multiple readings at different times to average out discrepancies caused by changing weather.In addition, the precision of barometric leveling (气压测高法) can be limited compared to other leveling techniques. While it can provide a good estimate of elevation differences, it may not be suitable for applications requiring high precision, such as engineering projects or scientific research. In these cases, traditional leveling methods or more advanced technologies like GPS might be preferred.Despite these limitations, barometric leveling (气压测高法) remains a valuable tool in the field of surveying. It is particularly advantageous in remote or rugged areas where access is difficult, allowing surveyors to gather necessary data without extensive equipment. Furthermore, as technology advances, the accuracy of barometric leveling (气压测高法) is likely to improve, making it an even more reliable option for a variety of applications.In conclusion, barometric leveling (气压测高法) is an essential technique in the field of surveying that leverages atmospheric pressure to determine elevation differences. Its efficiency and practicality make it a valuable alternative to traditional leveling methods, especially in challenging environments. While there are challenges associated with its accuracy, ongoing advancements in technology and methodology continue to enhance its reliability. As surveyors increasingly incorporate barometric leveling (气压测高法) into their toolkit, this method will undoubtedly play a significant role in shaping the future of geospatial analysis and land surveying.

气压测高法是一种在测量和大地测量中使用的技术，通过测量每个位置的气压来确定两个点之间的高度差。这种方法在传统的测量技术（涉及使用水平仪和杆等物理仪器）不适用时尤其有用，例如在崎岖地形或长距离测量时。气压测高法的基本原理是大气压力随着海拔的增加而减少。因此，通过比较两个不同位置的压力读数，测量员可以推断出它们之间的高度差。气压测高法的一个主要优点是其效率。尽管传统的测量方法可能耗时且需要测量点之间的直接视线，但气压测高法允许在更长的距离和具有挑战性的地形上进行测量，而无需大量的设置。这可以节省宝贵的时间和资源，特别是在大型项目中，如公路建设或山区的土地测量。然而，气压测高法并非没有挑战。大气压力可能受到多种因素的影响，包括天气条件、温度和湿度。这些变量可能会引入测量误差，因此测量员必须对此加以考虑。为了提高准确性，测量员通常使用针对当地条件校准的气压计，并且可能还会在不同时间进行多次读数，以平均掉因天气变化造成的差异。此外，气压测高法的精度可能相较于其他测量技术有限。虽然它可以提供高度差的良好估算，但对于需要高精度的应用（如工程项目或科学研究），可能不太适合。在这些情况下，传统的测量方法或更先进的技术（如GPS）可能更受欢迎。尽管存在这些局限性，气压测高法仍然是测量领域中的一种有价值的工具。它在偏远或崎岖的地区尤其具有优势，因为在这些地方难以进入，使测量员能够在没有大量设备的情况下收集必要的数据。此外，随着技术的进步，气压测高法的准确性也可能提高，使其在各种应用中成为更可靠的选择。总之，气压测高法是测量领域中的一项重要技术，它利用大气压力来确定高度差。其效率和实用性使其成为传统测量方法的有价值替代方案，尤其是在具有挑战性的环境中。尽管与其准确性相关的挑战仍然存在，但技术和方法的不断进步继续增强其可靠性。随着测量员越来越多地将气压测高法纳入他们的工具箱，这种方法无疑将在塑造地理空间分析和土地测量的未来中发挥重要作用。