altimetry

简明释义

英[ælˈtɪmɪtri]美[ælˈtɪmɪtri]

n. 测高法，高度测量术

英英释义

单词用法

同义词

反义词

例句

1.The altimetry data were matched against stereo images taken on Aug. 12.

高度数据与在8月12日采集的立体图像进行了对比。

2.Focusing on the applications of satellite altimetry.

尤其注重在卫星测高资料的运用。

3.Geodetic measurements of sea level variations, analysis and interpretation, identification of various cause. focusing on the applications of satellite altimetry.

海平面变化的测量、分析、解释及各种成因的研究。尤其注重在卫星测高资料的运用。

4.GEOSAT, a US altimetry satellite, is introduced in this paper. Its characteristics of the orbits, both theoretic and observational, are analyzed.

本文介绍了美国的海洋测高卫星GEOSAT，分析讨论了GEOSAT的理论设计轨道及实测轨道特征。

5.The altimetry geoid undulation is mainly conducted by convergence between two or three plates, and its components at short wavelength characterize tectonics within basins.

测高大地水准面反映了研究区板块相互作用的特点，其高频成分可以刻画各海盆的构造特征。

6.The 2008 lunar orbiter could fill in the gaps by charting the moon's surface with radar imaging, laser altimetry and high-resolution spectroscopy.

而2008年的绕月卫星，便能借由雷达成像术、雷射高度计以及高解析度的光谱仪，来绘制月球表面以便填补落差。

7.The scheme of aerocraft's altimetry based on statistics is introduced, and its shortcoming is pointed out.

介绍了基于统计学飞行器测高方案的特点，指出其存在的不足。

8.The accuracy of satellite altimetry gravity anomaly has gradually reached the demand of 1:100 million with the developing of the science and technology in recent years.

近年来随着科学技术的进步，卫星测高重力异常的精度逐步提高达到了1：10 0万比例尺的精度要求。

9.The use of altimetry in satellite technology has revolutionized our understanding of Earth's topography.

卫星技术中对高程测量的使用彻底改变了我们对地球地形的理解。

10.Using altimetry, scientists can create detailed maps of ocean floor topography.

科学家可以利用高程测量制作详细的海底地形图。

11.Researchers employ altimetry to monitor changes in sea level due to climate change.

研究人员利用高程测量来监测由于气候变化引起的海平面变化。

12.The data from altimetry helps in assessing the risk of flooding in coastal areas.

来自高程测量的数据有助于评估沿海地区洪水的风险。

13.The accuracy of altimetry measurements is crucial for navigation systems.

对于导航系统而言，高程测量数据的准确性至关重要。

作文

Understanding the concept of altimetry is essential for various fields, including geography, meteorology, and environmental science. Altimetry refers to the measurement of altitude or elevation of a point on the Earth's surface. This practice has become increasingly important in recent years due to its applications in climate change research, urban planning, and disaster management. By accurately measuring the height of landforms and bodies of water, scientists can gather crucial data that informs their studies and helps in decision-making processes.The most common method of altimetry involves the use of satellites equipped with altimeters. These devices send radar or laser signals to the Earth's surface and measure the time it takes for the signals to return. The distance calculated from this time allows researchers to determine the elevation of the terrain below. This remote sensing technology has revolutionized how we collect topographical data, making it faster and more efficient than traditional ground-based surveys.One of the significant advantages of satellite altimetry is its ability to cover vast areas of the Earth’s surface in a relatively short period. For instance, missions like NASA's Jason series have provided continuous measurements of sea level changes, which are critical for understanding global warming and its effects on ocean circulation patterns. Such data is invaluable for predicting future climate scenarios and preparing for potential impacts on coastal communities.In addition to studying sea levels, altimetry plays a crucial role in monitoring glaciers and ice sheets. As global temperatures rise, glaciers are melting at an alarming rate, contributing to rising sea levels. By using satellite altimetry, scientists can track changes in ice thickness and volume over time, providing insights into the health of these critical components of the Earth's climate system.Moreover, altimetry is not limited to just natural landscapes. Urban planners also utilize altimetry data to analyze cityscapes, ensuring that infrastructure development considers elevation changes that could affect drainage systems and flood risks. This information is vital for creating resilient cities that can withstand extreme weather events exacerbated by climate change.Another interesting application of altimetry is in the field of archaeology. Researchers can use altimetry to identify ancient structures hidden beneath dense vegetation or sediment. High-resolution elevation data can reveal patterns in the landscape that may indicate human activity, leading to discoveries of lost civilizations and historical sites.In conclusion, altimetry is a powerful tool that has far-reaching implications across multiple disciplines. Its ability to provide precise elevation measurements contributes significantly to our understanding of environmental changes, urban development, and even historical research. As technology advances, the accuracy and accessibility of altimetry data will only improve, further enhancing our ability to monitor and respond to the challenges posed by a changing planet.

理解altimetry这个概念对于地理、气象和环境科学等多个领域至关重要。Altimetry指的是对地球表面某一点的高度或海拔的测量。这一实践在近年来变得越来越重要，因为它在气候变化研究、城市规划和灾害管理中的应用。通过准确测量地形和水体的高度，科学家可以收集到重要的数据，这些数据为他们的研究提供了支持，并帮助决策过程。最常见的altimetry方法是使用配备有高度计的卫星。这些设备向地球表面发送雷达或激光信号，并测量信号返回所需的时间。从这个时间计算出的距离使研究人员能够确定下方地形的高度。这种遥感技术彻底改变了我们收集地形数据的方式，使其比传统的地面调查更快、更高效。卫星altimetry的一个显著优势是其能够在相对较短的时间内覆盖广阔的地球表面。例如，NASA的Jason系列任务提供了海平面变化的连续测量，这对理解全球变暖及其对海洋环流模式的影响至关重要。这些数据对预测未来气候情景和为沿海社区准备潜在影响具有重要价值。除了研究海平面，altimetry在监测冰川和冰盖方面也发挥着关键作用。随着全球温度上升，冰川以惊人的速度融化，导致海平面上升。通过使用卫星altimetry，科学家可以跟踪冰层和冰量随时间的变化，从而提供有关这些地球气候系统关键组成部分健康状况的见解。此外，altimetry不仅限于自然景观。城市规划者也利用altimetry数据来分析城市景观，确保基础设施发展考虑到可能影响排水系统和洪水风险的海拔变化。这些信息对于创建能够抵御气候变化加剧的极端天气事件的韧性城市至关重要。Altimetry的另一个有趣应用是在考古学领域。研究人员可以使用altimetry来识别隐藏在密集植被或沉积物下的古代结构。高分辨率的海拔数据可以揭示地形中的模式，这些模式可能表明人类活动，从而导致失落文明和历史遗址的发现。总之，altimetry是一种强大的工具，在多个学科中具有深远的影响。其提供精确海拔测量的能力对我们理解环境变化、城市发展甚至历史研究具有重要贡献。随着技术的进步，altimetry数据的准确性和可获取性将进一步提高，从而增强我们监测和应对不断变化的地球所带来的挑战的能力。