error of chronometer

简明释义

天文钟差

英英释义

例句

1.The captain noted the error of chronometer in his logbook, indicating a discrepancy in timekeeping.

船长在他的日志中记录了计时器误差，表明时间记录存在差异。

2.After comparing the time with a standard clock, we discovered an error of chronometer of five minutes.

在与标准时钟比较后，我们发现了五分钟的计时器误差。

3.The error of chronometer can lead to significant navigational mistakes if not corrected.

如果不加以修正，计时器误差可能导致重大的导航错误。

4.To ensure accurate navigation, sailors must regularly check the error of chronometer.

为了确保导航准确，水手们必须定期检查计时器误差。

5.The astronomer calculated the error of chronometer to improve the precision of his celestial observations.

天文学家计算了计时器误差以提高他天体观测的精确度。

作文

The concept of timekeeping has evolved significantly over the centuries, with the invention of various devices designed to measure time accurately. One such device is the chronometer, which is a highly precise timekeeping instrument used primarily in navigation. However, even the most sophisticated chronometers can experience inaccuracies, leading to what is known as the error of chronometer. This term refers to the discrepancy between the actual time and the time indicated by the chronometer. Understanding this error is crucial, especially for sailors and navigators who rely on accurate time measurements for safe and effective navigation.Historically, the development of the chronometer was a pivotal moment in maritime exploration. Before its invention, sailors often struggled with determining their longitude at sea, leading to countless shipwrecks and navigational errors. The introduction of the marine chronometer in the 18th century revolutionized navigation, allowing sailors to calculate their position with remarkable accuracy. However, despite its precision, the error of chronometer can still occur due to various factors such as temperature changes, mechanical wear, and environmental conditions.For instance, temperature fluctuations can affect the materials used in the construction of the chronometer. Most chronometers are made from metals that expand and contract with temperature changes. This thermal expansion can lead to inaccuracies in timekeeping, resulting in an error of chronometer. Similarly, mechanical wear over time can lead to the deterioration of gears and other components, further contributing to the error.Navigators must be aware of the potential error of chronometer when planning their voyages. They often take this error into account when calculating their positions, using correction factors to adjust their readings accordingly. This practice highlights the importance of not only having a reliable chronometer but also understanding its limitations.In modern times, while we have access to advanced technology such as GPS, the principles behind the error of chronometer remain relevant. Even GPS systems can experience errors due to satellite positioning, atmospheric conditions, and signal interference. Therefore, the fundamental concepts of timekeeping and the recognition of potential errors are essential for anyone involved in navigation, whether by sea or land.Moreover, the error of chronometer serves as a reminder of the importance of precision in our daily lives. In various fields, including science, engineering, and even finance, small errors can lead to significant consequences. Thus, developing a keen understanding of measurement errors, including those associated with chronometers, can enhance our ability to make informed decisions.In conclusion, the error of chronometer is a critical concept in the realm of timekeeping and navigation. It underscores the challenges faced by navigators throughout history and continues to be relevant in today's technological landscape. By acknowledging and understanding this error, we can appreciate the advancements in timekeeping devices and the importance of accuracy in our increasingly complex world.

时间测量的概念在几个世纪中经历了显著的发展，各种旨在准确测量时间的设备应运而生。其中一个设备是计时器，它是一种高度精确的时间测量仪器，主要用于导航。然而，即使是最复杂的计时器也可能出现不准确，导致所谓的计时器误差。这个术语指的是实际时间与计时器指示时间之间的差异。理解这个误差至关重要，尤其是对于依赖准确时间测量进行安全有效导航的水手和导航员。历史上，计时器的发展是海洋探索的一个关键时刻。在其发明之前，水手们常常在海上确定他们的经度时遇到困难，导致无数的船只失事和导航错误。18世纪海洋计时器的引入彻底改变了导航，使水手能够以惊人的准确性计算他们的位置。然而，尽管其精确，计时器误差仍然可能由于温度变化、机械磨损和环境条件等各种因素而发生。例如，温度波动会影响计时器构造中使用的材料。大多数计时器由金属制成，这些金属会随着温度变化而膨胀和收缩。这种热膨胀可能导致时间测量的不准确，从而导致计时器误差。同样，随着时间的推移，机械磨损可能导致齿轮和其他组件的退化，进一步加剧误差。导航员必须意识到潜在的计时器误差在规划航行时的重要性。他们通常会在计算位置时考虑这一误差，使用修正因子相应调整读数。这一做法突显了拥有可靠计时器的重要性，同时也强调了理解其局限性的必要性。在现代，尽管我们可以使用先进的技术，如GPS，但与计时器误差相关的原理仍然适用。即使GPS系统也可能由于卫星定位、气候条件和信号干扰而出现误差。因此，时间测量的基本概念和对潜在错误的认识对于任何参与导航的人来说都是至关重要的，无论是在海上还是陆地。此外，计时器误差提醒我们在日常生活中精确的重要性。在科学、工程甚至金融等各个领域，小错误可能导致重大后果。因此，深入理解测量误差，包括与计时器相关的误差，可以增强我们做出明智决策的能力。总之，计时器误差是在时间测量和导航领域中的一个关键概念。它突显了历史上导航员面临的挑战，并在今天的技术环境中继续具有相关性。通过承认和理解这一误差，我们可以欣赏计时设备的进步以及在我们日益复杂的世界中准确性的重要性。