altimeter

简明释义

英[ˈæltɪmiːtə(r)]美[ælˈtɪmətər]

n. 测高仪，高度计

复 数 a l t i m e t e r s

英英释义

单词用法

同义词

反义词

例句

1.This is clearly the upgrade for BlackBerry users, but otherwise not a lot here is super exciting, " Altimeter analyst Michael Gartenberg said.

很明显这是为黑莓用户进行的升级，否则也没什么精彩可看了，”Altimeter分析师迈克尔-戈登伯格（MichaelGartenberg）说道。

2.The establishing process and physical parameters for return signal in the laser altimeter systems are analyzed simply.

分析了激光测高系统中接收信号的建立过程及其相关物理量；

3.It is a fantastic broadcast mechanism, ” said Charlene Li, a social media analyst and founder of Altimeter Group, a technology research firm.

Facebook有一个非常好的广播机制。”社会媒体分析员和技术研究公司Altimeter集团的创始人Charlene Li说到。

4.The paper briefly introduces absolute calibration methods of sea surface height and backscatter of satellite altimeter.

介绍了卫星高度计定标中海面高度和后向散射系数的定标方法。

5.In this paper, also the primary applications of EOF and SVD in analyzing satellite altimeter data of sea surface wind and wave is studied.

本文还就经验正交展开和奇异值分解方法在卫星高度计海面风、浪资料分析中的应用作了初步探时。

6.A barometric altimeter indicates height above sea level or some other selected elevation.

气压高度表用以指示海平面或另外某个被选定高度以上的高度。

7.The development of satellite altimeter data processing is systematically discussed, some constructive ideas are presented.

系统论述了卫星测高数据处理的进展，结合自己的研究，提出了一些建设性的意见。

8.Altimeter SETTING, the adjustment of the altimeter to account for local variations in atmospheric pressure.

高度表设定，根据当地大气压力变化而对高度表所做的调整。

9.Cosmic rays and Geigertubes have been combined in a new altimeter to tell the pilots what their altitudes are.

宇宙线兴盖氏管已过连接成为一种新的高度计用来告诉飞行员他们的高度是多少。

10.The altimeter reading indicated that we were at 3,000 feet above sea level.

该高度计读数显示我们在海平面上方3000英尺的高度。

11.During the hike, I relied on my altimeter to track our elevation gain.

在远足过程中，我依赖我的高度计来跟踪我们的海拔增益。

12.The altimeter malfunctioned, causing the aircraft to descend unexpectedly.

由于高度计故障，导致飞机意外下降。

13.The pilot checked the altimeter before landing to ensure they were at the correct altitude.

飞行员在着陆前检查了高度计以确保他们处于正确的高度。

14.Climbers often use a handheld altimeter to monitor their progress on the mountain.

登山者通常使用手持式高度计来监测他们在山上的进展。

作文

An altimeter is a crucial instrument used in aviation and other fields to measure altitude, which is the height of an object above a reference point, typically above sea level. The concept of altitude is vital for pilots, hikers, and even weather scientists, as it can significantly affect performance and safety. In aviation, an accurate reading from an altimeter (高度计) is essential for ensuring that an aircraft maintains a safe distance from the ground and other obstacles during flight. The basic principle behind an altimeter (高度计) is relatively straightforward. It measures changes in atmospheric pressure, which decreases as altitude increases. Standard atmospheric pressure at sea level is approximately 1013.25 hPa (hectopascals). As a pilot ascends, the air pressure drops, and the altimeter (高度计) detects this change, allowing the pilot to determine their altitude. There are two main types of altimeters (高度计): barometric and GPS-based. Barometric altimeters (高度计) are the most common in aviation. They rely on the principles of physics and the behavior of gases to provide altitude readings. However, they can be affected by weather conditions, such as changes in temperature and pressure, which may lead to inaccurate readings if not calibrated correctly. On the other hand, GPS-based altimeters (高度计) use satellite signals to determine altitude. They are generally more accurate and less susceptible to atmospheric changes but require a clear line of sight to satellites. Understanding how to read and interpret altimeter (高度计) readings is crucial for pilots. For instance, a common practice is to set the altimeter (高度计) to the local barometric pressure before takeoff, known as setting the 'QNH.' This ensures that the readings are accurate relative to the local terrain. During flight, pilots must continuously monitor their altimeter (高度计) to maintain the appropriate altitude, especially when flying in controlled airspace or near other aircraft. In addition to aviation, altimeters (高度计) are also widely utilized in outdoor activities such as hiking and mountaineering. Hikers often use handheld altimeters (高度计) to track their elevation gain and ensure they are on the correct path. Knowing the altitude can help them navigate through difficult terrains and avoid potential hazards. In mountaineering, where altitude sickness can be a serious concern, having an accurate altimeter (高度计) is essential for climbers to monitor their ascent and make informed decisions about their health and safety. Furthermore, meteorologists use altimeters (高度计) to collect data that assists in weather forecasting. By understanding the altitude at which certain weather phenomena occur, they can better predict storms, temperature changes, and other atmospheric conditions. In conclusion, the altimeter (高度计) is an indispensable tool in various fields, particularly in aviation and outdoor activities. Its ability to measure altitude accurately plays a significant role in safety and navigation. Whether you are a pilot soaring through the skies or a hiker exploring nature, understanding how to use and interpret an altimeter (高度计) can enhance your experience and ensure your safety.

高度计是航空和其他领域中用于测量高度的关键仪器，高度是指物体相对于参考点的高度，通常是海平面以上的高度。高度的概念对飞行员、徒步旅行者甚至气象科学家至关重要，因为它会显著影响性能和安全。在航空中，来自高度计（altimeter）的准确读数对于确保飞机在飞行过程中与地面及其他障碍物保持安全距离至关重要。高度计（altimeter）的基本原理相对简单。它测量大气压力的变化，随着高度的增加，压力会降低。海平面上的标准大气压力约为1013.25 hPa（百帕）。当飞行员上升时，空气压力下降，高度计（altimeter）检测到这一变化，使飞行员能够确定其高度。高度计（altimeter）主要有两种类型：气压式和基于GPS的。气压式高度计（altimeter）在航空中最为常见。它们依靠物理原理和气体的行为提供高度读数。然而，它们可能受到天气条件的影响，例如温度和压力的变化，如果未正确校准，可能导致读数不准确。另一方面，基于GPS的高度计（altimeter）使用卫星信号来确定高度。它们通常更准确且不易受到大气变化的影响，但需要与卫星保持清晰的视线。理解如何读取和解释高度计（altimeter）读数对飞行员至关重要。例如，常见的做法是在起飞前将高度计（altimeter）设置为当地的气压，这被称为设置“QNH”。这确保了读数相对于当地地形的准确性。在飞行过程中，飞行员必须持续监测其高度计（altimeter），以维持适当的高度，特别是在受控空域或其他飞机附近飞行时。除了航空，高度计（altimeter）还广泛应用于徒步旅行和登山等户外活动。徒步旅行者通常使用手持高度计（altimeter）来跟踪他们的海拔增益，并确保他们走在正确的路径上。了解海拔可以帮助他们在困难的地形中导航并避免潜在的危险。在登山中，高度疾病可能是一个严重的问题，因此拥有准确的高度计（altimeter）对攀登者监测其上升并就其健康和安全做出明智决策至关重要。此外，气象学家使用高度计（altimeter）收集数据，以帮助天气预报。通过了解某些天气现象发生的高度，他们可以更好地预测风暴、温度变化和其他大气条件。总之，高度计（altimeter）是各个领域不可或缺的工具，特别是在航空和户外活动中。其准确测量高度的能力在安全和导航中发挥着重要作用。无论您是飞行在天空中的飞行员还是探索自然的徒步旅行者，理解如何使用和解释高度计（altimeter）可以增强您的体验并确保您的安全。