dead reckoning indicator

简明释义

船位推算指示器

英英释义

例句

1.He checked the dead reckoning indicator regularly to ensure they were on the right track.

他定期检查航位推算指示器以确保他们走在正确的轨道上。

2.Using the dead reckoning indicator, the captain was able to estimate their current position accurately.

船长利用航位推算指示器能够准确估算他们的当前位置。

3.The dead reckoning indicator showed that they had drifted off course due to strong currents.

由于强流，航位推算指示器显示他们已经偏离航线。

4.In the absence of GPS, the crew utilized the dead reckoning indicator for safe navigation.

在没有GPS的情况下，船员们利用航位推算指示器进行安全导航。

5.The pilot relied heavily on the dead reckoning indicator to navigate through the stormy weather.

飞行员在暴风雨中严重依赖航位推算指示器进行导航。

作文

In the realm of navigation and aviation, the term dead reckoning indicator refers to a crucial tool used by pilots and navigators to estimate their current position based on a previously determined location. This method relies on calculations involving speed, time, and direction, allowing users to project their course over time. The importance of the dead reckoning indicator cannot be overstated, as it serves as a reliable guide when other navigational aids are unavailable or compromised.Historically, dead reckoning has been an essential technique for mariners and aviators alike. Before the advent of modern GPS technology, sailors relied heavily on this method to navigate the vast oceans. By maintaining a record of their speed and direction, they could estimate their position even in the absence of visible landmarks. The dead reckoning indicator was a vital instrument in this process, providing a visual representation of their calculated trajectory.In aviation, the dead reckoning indicator plays a similar role. Pilots often encounter situations where they must rely on their knowledge of speed and heading to determine their location. This is particularly true in poor weather conditions or when flying over featureless terrain. The dead reckoning indicator allows pilots to maintain situational awareness and make informed decisions about their flight path.One of the most significant advantages of using a dead reckoning indicator is its ability to function independently of external references. While GPS and other navigational systems are incredibly accurate, they can be susceptible to interference or failure. In contrast, dead reckoning provides a backup method that is not reliant on satellite signals or electronic devices. This makes it an invaluable skill for any navigator or pilot, ensuring they can remain oriented even in challenging circumstances.However, it is important to note that dead reckoning is not without its limitations. Factors such as wind, currents, and changes in speed can introduce errors into the calculations. Therefore, navigators must continuously update their estimates based on new information. This requires a keen understanding of the environment and the ability to adapt quickly to changing conditions.In conclusion, the dead reckoning indicator is a fundamental aspect of navigation that has stood the test of time. Despite advancements in technology, the principles of dead reckoning remain relevant today. Whether at sea or in the air, the ability to accurately estimate one’s position is essential for safe and effective travel. As we continue to explore new frontiers in navigation, the lessons learned from the use of the dead reckoning indicator will undoubtedly shape the future of how we find our way in the world.

在导航和航空领域，术语dead reckoning indicator指的是一个关键工具，供飞行员和导航员根据先前确定的位置来估计他们当前的位置。该方法依赖于涉及速度、时间和方向的计算，使用户能够预测他们的航程。dead reckoning indicator的重要性不容小觑，因为它在其他导航工具不可用或受到损害时，作为一个可靠的指南。历史上，推算航行一直是海员和飞行员的基本技术。在现代GPS技术出现之前，水手们在广阔的海洋中高度依赖这种方法。通过记录他们的速度和方向，他们可以在没有可见地标的情况下估算自己的位置。dead reckoning indicator在这个过程中是一个重要的仪器，提供了他们计算轨迹的可视化表示。在航空中，dead reckoning indicator发挥着类似的作用。飞行员经常会遇到必须依靠速度和航向知识来确定自己位置的情况。这在恶劣天气条件下或飞越无特征地形时尤为真实。dead reckoning indicator使飞行员能够保持情境意识，并就他们的飞行路径做出明智的决策。使用dead reckoning indicator的一个显著优点是它能够独立于外部参考而运行。尽管GPS和其他导航系统非常准确，但它们可能会受到干扰或故障的影响。相比之下，推算航行提供了一种不依赖于卫星信号或电子设备的备用方法。这使得它成为任何导航员或飞行员的宝贵技能，确保他们即使在困难情况下也能保持方向感。然而，需要注意的是，推算航行并非没有局限性。风、洋流和速度变化等因素可能会引入计算误差。因此，导航员必须根据新信息不断更新他们的估计。这需要对环境有敏锐的理解，并能够快速适应变化的条件。总之，dead reckoning indicator是导航的基本组成部分，经受住了时间的考验。尽管技术不断进步，但推算航行的原理至今仍然相关。无论是在海上还是在空中，准确估算自己位置的能力对于安全和有效的旅行至关重要。随着我们继续探索导航的新前沿，从使用dead reckoning indicator中学到的教训无疑将塑造我们未来在世界上找到方向的方式。