dead reckoning tracer

简明释义

航迹记录器航迹记录器航迹推算自绘仪

英英释义

例句

1.In military operations, a dead reckoning tracer is crucial for maintaining accurate positioning.

在军事行动中，航位推算仪对于保持精确定位至关重要。

2.The navigator updated the dead reckoning tracer every hour to ensure they stayed on course.

导航员每小时更新一次航位推算仪以确保他们保持在正确航线上。

3.The pilot relied on the dead reckoning tracer to navigate through the stormy weather.

飞行员依靠航位推算仪在暴风雨中导航。

4.A malfunction in the dead reckoning tracer caused the aircraft to veer off its intended path.

在航位推算仪发生故障后，飞机偏离了预定航线。

5.Using a dead reckoning tracer, the ship's crew estimated their position while out of sight of land.

船员使用航位推算仪在看不见陆地的情况下估算他们的位置。

作文

In the realm of navigation and tracking, the term dead reckoning tracer plays a crucial role in determining a vehicle's or object's position based on previously known data. This method is particularly significant in various fields such as aviation, maritime navigation, and even in modern-day GPS technology. To understand the implications and applications of a dead reckoning tracer, it is essential to delve into its definition and relevance in real-world scenarios.Dead reckoning is a technique used to estimate one's current position by advancing a known position based on speed, heading, and time. The term 'tracer' in this context refers to the tools or methods used to track and record this information. Essentially, a dead reckoning tracer combines these two concepts to provide a continuous assessment of location, especially when external references are not available.One of the most common applications of a dead reckoning tracer is in aviation. Pilots often rely on this method during flights when visibility is poor or when flying over vast oceans where landmarks are scarce. By calculating their speed and direction from a known point, they can predict their current position with reasonable accuracy. This is vital for ensuring safe navigation and avoiding potential hazards.In maritime contexts, ships utilize dead reckoning tracers to navigate through open waters. Given that ocean currents and winds can significantly affect a vessel's course, the ability to estimate position based on initial data becomes invaluable. Mariners combine dead reckoning with celestial navigation and other methods to enhance their accuracy, especially during long voyages.Moreover, with the advent of technology, modern vehicles equipped with GPS systems also employ principles of dead reckoning tracers. While GPS provides real-time positioning data, it can sometimes be unreliable due to signal loss in urban canyons or dense forests. In such cases, the vehicle's onboard systems may revert to dead reckoning algorithms to estimate its position until a GPS signal is regained. This dual approach enhances overall navigation reliability.However, it is important to note that while dead reckoning tracers can provide valuable estimates, they are not infallible. Errors can accumulate over time due to factors such as wind drift, current changes, or inaccuracies in speed measurements. Therefore, navigators must periodically correct their estimates using fixed reference points whenever possible.In conclusion, the concept of a dead reckoning tracer is fundamental in various navigation disciplines, providing a method to estimate position when direct reference points are unavailable. Its applications in aviation, maritime navigation, and modern vehicular systems underscore its importance in ensuring safety and efficiency in travel. As technology continues to evolve, the integration of traditional navigation methods like dead reckoning with advanced systems will likely enhance the accuracy and reliability of navigation practices. Understanding and mastering the use of dead reckoning tracers is essential for anyone involved in navigation, be it in the air, at sea, or on land, ensuring they can confidently traverse even the most challenging environments.

在导航和跟踪领域，术语dead reckoning tracer在根据已知数据确定车辆或物体的位置方面发挥着至关重要的作用。这种方法在航空、海洋导航以及现代GPS技术等多个领域具有重要意义。要理解dead reckoning tracer的含义和应用，有必要深入探讨其定义及其在现实场景中的相关性。死算是一种通过根据速度、航向和时间推进已知位置来估计当前位置的技术。这里的“追踪器”一词指的是用于跟踪和记录这些信息的工具或方法。本质上，dead reckoning tracer将这两个概念结合起来，以提供对位置的持续评估，尤其是在没有外部参考时。dead reckoning tracer最常见的应用之一是在航空中。飞行员在能见度差或在辽阔的海洋上飞行时，往往依赖这种方法。通过从已知点计算他们的速度和方向，他们可以合理准确地预测当前位置。这对于确保安全导航和避免潜在危险至关重要。在海洋环境中，船只利用dead reckoning tracers在开放水域中进行导航。由于海流和风力会显著影响船只的航向，因此基于初始数据估计位置的能力变得极为宝贵。水手们结合死算与天文导航和其他方法，以提高他们的准确性，特别是在长途航行中。此外，随着技术的发展，现代配备GPS系统的车辆也采用了dead reckoning tracers的原理。虽然GPS提供实时定位数据，但由于城市峡谷或密林中的信号丢失，有时可能不可靠。在这种情况下，车辆的车载系统可能会恢复使用死算算法来估计其位置，直到重新获得GPS信号。这种双重方法增强了整体导航的可靠性。然而，重要的是要注意，尽管dead reckoning tracers可以提供有价值的估计，但它们并不是万无一失的。由于风漂、潮流变化或速度测量不准确等因素，误差可能会随时间累积。因此，导航员必须定期使用固定参考点来纠正他们的估计。总之，dead reckoning tracer的概念在各种导航学科中是基础，提供了一种在直接参考点不可用时估计位置的方法。它在航空、海洋导航和现代车辆系统中的应用突显了它在确保旅行安全和高效方面的重要性。随着技术的不断发展，传统导航方法如死算与先进系统的结合可能会提高导航实践的准确性和可靠性。理解和掌握dead reckoning tracers的使用对于任何参与导航的人来说都是必不可少的，无论是在空中、海上还是陆地，确保他们能够自信地穿越即使是最具挑战性的环境。