altimeters

简明释义

英[ælˈtɪmətəz]美[ælˈtɪmɪtərz]

n. [测]高度计；[测]测高计（altimeter 的复数）

英英释义

单词用法

同义词

反义词

例句

1.Based on available data and theoretical models, the method of computing the amplitudes of the radar returns and the computer simulation of this neW altimeters is presented.

在已有数据和理论模型的基础上，提出了雷达回波强度的计算方法，并对这种新型高度计系统进行了计算机模拟。

2.Based on available data and theoretical models, the method of computing the amplitudes of the radar returns and the computer simulation of this neW altimeters is presented.

在已有数据和理论模型的基础上，提出了雷达回波强度的计算方法，并对这种新型高度计系统进行了计算机模拟。

3.Radio altimeters measure the distance of an aircraft above the ground rather than above sea level, they are used in automatic navigation and Blind-landing systems.

无线电高度表测量的是飞机离地面而不是离海平面的距离，用于自动导航及仪表着陆系统上。

4.This paper presents a system simulation method of pulse Doppler radar altimeters with frequency agility.

本文提出了雷达高度计的一种系统模拟方法。

5.Radar altimeters are used in aircraft to indicate height above the ground of sea.

雷达高度表用以指示飞机相对于地面或海平面的高度。

6.Pilots rely on altimeters to determine their altitude during flight.

飞行员依赖高度计来确定飞行中的高度。

7.The altimeters in commercial aircraft are calibrated before each flight.

商业飞机上的高度计在每次飞行前都会进行校准。

8.Hikers often use handheld altimeters to track their elevation gain.

徒步旅行者常常使用手持高度计来跟踪他们的海拔升高。

9.Automated weather stations use altimeters to measure atmospheric pressure.

自动气象站使用高度计来测量大气压力。

10.Some fitness watches come equipped with altimeters to monitor elevation changes while running.

一些健身手表配备了高度计，可以在跑步时监测海拔变化。

作文

Altimeters play a crucial role in various fields, particularly in aviation and mountaineering. An altimeter (高度计) is an instrument used to measure the altitude of an object above a fixed level, usually the sea level. In aviation, pilots rely heavily on altimeters (高度计) for safe navigation and to maintain appropriate flying altitudes during flight. The accuracy of these instruments is vital, as even a small error in altitude can lead to significant consequences, such as collisions with terrain or other aircraft. The basic principle behind an altimeter (高度计) is that it measures air pressure. As an aircraft ascends, the air pressure decreases, and the altimeter (高度计) translates this change into altitude. Pilots must regularly calibrate their altimeters (高度计) to ensure they are reading accurately, especially when transitioning between different weather conditions or when flying in mountainous regions where air pressure can vary significantly. In mountaineering, altimeters (高度计) are equally important. Climbers use them to track their elevation gain and to navigate through challenging terrains. A reliable altimeter (高度计) can be the difference between a successful summit and a dangerous situation. Many modern outdoor watches come equipped with a barometric altimeter (高度计), allowing hikers and climbers to monitor their altitude in real-time. This feature not only helps in navigation but also serves as a safety tool by alerting climbers to rapid changes in altitude that could indicate altitude sickness. There are two main types of altimeters (高度计): barometric and GPS. Barometric altimeters (高度计) are more traditional and are widely used in aviation and outdoor activities. They rely on atmospheric pressure measurements to determine altitude. On the other hand, GPS altimeters (高度计) use satellite signals to calculate elevation. While GPS altimeters (高度计) can provide accurate readings, they may not be as reliable in areas with poor satellite reception, such as deep valleys or canyons. Understanding how to read and interpret altimeters (高度计) is essential for anyone involved in flying or climbing. For pilots, this means being able to adjust for local weather conditions and ensuring that their aircraft is at a safe altitude. For climbers, it involves recognizing when to take breaks or when to descend to avoid altitude sickness. Both groups must also consider the limitations of their altimeters (高度计). For example, sudden weather changes can affect barometric readings, and GPS devices may have delays in providing accurate altitude information. In conclusion, altimeters (高度计) are indispensable tools in both aviation and mountaineering. They provide critical data that ensures safety and enhances the overall experience of flying and climbing. As technology continues to advance, the accuracy and reliability of altimeters (高度计) will likely improve, making them even more essential in these fields. Understanding how to use and interpret these instruments can significantly impact the success and safety of any aerial or climbing adventure.

高度计在多个领域中发挥着至关重要的作用，尤其是在航空和登山方面。altimeter（高度计）是一种用于测量物体与固定水平（通常是海平面）之间高度的仪器。在航空中，飞行员非常依赖altimeters（高度计）来安全导航，并在飞行过程中保持适当的飞行高度。这些仪器的准确性至关重要，因为即使是微小的高度误差也可能导致严重后果，例如与地形或其他飞机的碰撞。 altimeter（高度计）的基本原理是测量气压。随着飞机的升高，气压降低，altimeter（高度计）将这一变化转换为高度。飞行员必须定期校准他们的altimeters（高度计），以确保其读数的准确性，尤其是在不同天气条件之间过渡时，或在气压变化显著的山区飞行时。 在登山中，altimeters（高度计）同样重要。登山者使用它们来跟踪自己的海拔增益，并在具有挑战性的地形中导航。一个可靠的altimeter（高度计）可以成为成功登顶和危险情况之间的区别。许多现代户外手表配备有气压altimeter（高度计），允许徒步旅行者和登山者实时监测他们的高度。这一功能不仅有助于导航，还通过提醒登山者快速变化的高度来作为安全工具，指示可能出现的高原反应。 altimeters（高度计）主要有两种类型：气压式和GPS式。气压altimeters（高度计）是更传统的，广泛用于航空和户外活动。它们依赖于大气压力测量来确定高度。另一方面，GPSaltimeters（高度计）使用卫星信号计算海拔。虽然GPSaltimeters（高度计）可以提供准确的读数，但在卫星接收不良的区域（如深谷或峡谷）可能不够可靠。 了解如何读取和解释altimeters（高度计）对任何参与飞行或爬山的人来说都是至关重要的。对于飞行员而言，这意味着能够根据当地天气条件进行调整，并确保他们的飞机处于安全高度。对于登山者而言，这涉及到认识何时休息或何时下降以避免高原反应。两组人还必须考虑altimeters（高度计）的局限性。例如，突然的天气变化可能会影响气压读数，而GPS设备在提供准确高度信息时可能会有延迟。 总之，altimeters（高度计）在航空和登山中是不可或缺的工具。它们提供关键数据，确保安全并增强飞行和攀登的整体体验。随着技术的不断进步，altimeters（高度计）的准确性和可靠性可能会提高，使它们在这些领域中变得更加重要。理解如何使用和解释这些仪器可以显著影响任何空中或登山冒险的成功与安全。