dead reckoningindicator

简明释义

船位推算指示器

英英释义

例句

1.The dead reckoning indicator 航位推算指示器 helped the navigator plot their route accurately across the ocean.

这个航位推算指示器 dead reckoning indicator帮助导航员准确地绘制他们的海洋航线。

2.Using a dead reckoning indicator 航位推算指示器 can significantly improve navigation accuracy in remote areas.

使用航位推算指示器 dead reckoning indicator可以显著提高偏远地区的导航准确性。

3.In aviation, a dead reckoning indicator 航位推算指示器 is crucial for determining position when GPS signals are weak.

在航空中，当GPS信号较弱时，航位推算指示器 dead reckoning indicator对确定位置至关重要。

4.The pilot relied on the dead reckoning indicator 航位推算指示器 to navigate through the stormy weather.

飞行员依靠航位推算指示器 dead reckoning indicator在暴风雨中导航。

5.During the sailing trip, the captain frequently checked the dead reckoning indicator 航位推算指示器 to ensure they were on course.

在航海旅行中，船长频繁检查航位推算指示器 dead reckoning indicator以确保他们的航向正确。

作文

In the field of navigation, the term dead reckoning indicator refers to a method used to estimate one's current position based on a previously determined location. This technique is essential for sailors, pilots, and anyone who needs to navigate through unfamiliar territories. The dead reckoning indicator calculates the course and distance traveled over time, allowing navigators to plot their current position accurately. It relies heavily on speed, direction, and time, making it a straightforward yet effective approach to navigation.Understanding how the dead reckoning indicator works is crucial for those involved in navigation. When a navigator sets out on a journey, they begin with a known point, often referred to as the 'fix.' This fix can be established using various methods, such as GPS or celestial navigation. Once the initial position is determined, the navigator will record the speed at which they are traveling and the direction they are heading.As the journey progresses, the navigator will continuously update their position using the dead reckoning indicator. For example, if a ship travels at a speed of 10 knots for one hour, the navigator would estimate that the vessel has moved approximately 10 nautical miles from its last known position. This calculation assumes that there are no significant changes in course or speed, which is often not the case in real-world scenarios.However, while the dead reckoning indicator is useful, it does have limitations. Factors such as wind, currents, and other environmental conditions can affect the accuracy of the estimates. Therefore, it is essential for navigators to periodically check their position using more accurate methods, such as GPS or visual landmarks, to correct any discrepancies that may arise from relying solely on dead reckoning.In modern navigation, the dead reckoning indicator is often integrated into advanced navigation systems. These systems combine dead reckoning with other technologies, such as inertial navigation and satellite positioning, to provide a more precise and reliable way to determine one's location. The integration of these technologies has made navigation easier and more accurate than ever before, but understanding the fundamentals of dead reckoning indicator remains vital for navigators.In conclusion, the dead reckoning indicator is an indispensable tool in the realm of navigation. It allows navigators to estimate their position based on previous data, which is particularly useful in situations where GPS signals may be weak or unavailable. By mastering the principles of dead reckoning indicator, navigators can enhance their skills and ensure safer and more efficient journeys across the seas or skies. As technology continues to evolve, the importance of understanding traditional navigation methods like dead reckoning indicator will remain relevant, serving as a foundation for future advancements in navigation.

在导航领域，术语死算指示器指的是一种根据先前确定的位置来估计当前位置信息的方法。这种技术对于水手、飞行员以及任何需要在陌生领域中导航的人来说都是至关重要的。死算指示器通过计算航行的航向和距离，使导航员能够准确地绘制出他们当前的位置。它主要依赖于速度、方向和时间，这使得它成为一种简单而有效的导航方法。理解死算指示器的工作原理对于参与导航的人来说至关重要。当导航员开始旅程时，他们会从一个已知点开始，通常称为“固定点”。这个固定点可以通过各种方法建立，例如GPS或天文导航。一旦确定了初始位置，导航员就会记录他们的航行速度和方向。随着旅程的进展，导航员会不断使用死算指示器更新自己的位置。例如，如果一艘船以10节的速度航行一个小时，导航员将估计该船已从最后已知位置移动了大约10海里。该计算假定在航向或速度上没有重大变化，而在现实情况下，这往往并非如此。然而，尽管死算指示器非常有用，但它也有局限性。风、洋流和其他环境条件可能会影响估算的准确性。因此，导航员必须定期使用更准确的方法（例如GPS或视觉地标）检查他们的位置，以纠正仅依赖死算法可能产生的任何偏差。在现代导航中，死算指示器通常集成在先进的导航系统中。这些系统将死算与其他技术，如惯性导航和卫星定位结合起来，以提供更精确和可靠的定位方法。这些技术的整合使导航变得比以往任何时候都更容易和准确，但理解死算指示器的基本原理仍然对导航员至关重要。总之，死算指示器是导航领域中不可或缺的工具。它使导航员能够基于先前的数据估计他们的位置，这在GPS信号可能较弱或不可用的情况下尤其有用。通过掌握死算指示器的原理，导航员可以提高他们的技能，并确保在海洋或空中进行更安全、更高效的旅程。随着技术的不断发展，理解传统导航方法如死算指示器的重要性将继续保持相关性，为未来导航技术的进步奠定基础。