chronometer correction

简明释义

天文钟差

英英释义

例句

1.In celestial navigation, the chronometer correction is crucial for determining longitude.

在天体导航中，天文钟修正对于确定经度至关重要。

2.Every month, the crew checks the chronometer correction to maintain precise timekeeping.

每个月，船员都会检查天文钟修正以保持精确的时间记录。

3.The accuracy of the voyage depended on the chronometer correction made at each port.

航程的准确性取决于每个港口所做的天文钟修正。

4.He noted the chronometer correction in his logbook after comparing it with the standard time.

在与标准时间比较后，他在日志中记录了天文钟修正。

5.The captain adjusted the ship's time using the chronometer correction to ensure accurate navigation.

船长通过调整天文钟修正来确保导航的准确性。

作文

In the world of navigation and timekeeping, precision is paramount. One of the most critical aspects of ensuring accurate time measurement is the concept of chronometer correction. This term refers to the adjustments made to a chronometer, which is a highly accurate timekeeping device, to account for any discrepancies that may arise due to various factors such as temperature changes, gravitational variations, or even the position of the chronometer itself. Understanding chronometer correction is essential for sailors, pilots, and anyone who relies on precise timing for their activities.To delve deeper into this topic, we first need to recognize the importance of a chronometer in navigation. Traditionally, mariners used celestial navigation to determine their position at sea, which required knowing the exact time. A chronometer provided a reliable time reference, allowing navigators to calculate their longitude accurately. However, if the chronometer is not correctly calibrated, the calculations can lead to significant errors, potentially resulting in disastrous consequences.This is where chronometer correction comes into play. By regularly checking and adjusting the chronometer against a known time standard, navigators can ensure that their timekeeping device remains accurate. This process involves comparing the chronometer's time with that of a more reliable source, such as an atomic clock or a time signal broadcasted from a national observatory. Any difference observed is then corrected, leading to an updated and more accurate reading.Several factors can influence the accuracy of a chronometer, necessitating the need for chronometer correction. For instance, temperature fluctuations can affect the movement of the clock's components, causing it to run faster or slower than intended. Additionally, the gravitational pull can vary depending on the chronometer's location, which can also impact its accuracy. Therefore, it is crucial for users to be aware of these variables and make the necessary adjustments to maintain precision.The method of performing chronometer correction typically involves a systematic approach. First, the user must take note of the time displayed on the chronometer and compare it with the standard time. If there is a discrepancy, the user will calculate the difference and apply it to future readings. It is recommended to perform these corrections regularly, especially before embarking on long journeys where accurate navigation is essential.In conclusion, the concept of chronometer correction is vital for anyone who relies on precise timekeeping for navigation or other activities. By understanding how to properly adjust and calibrate their chronometers, individuals can avoid costly mistakes and ensure they are always on the right track. Whether you are a seasoned sailor or a casual traveler, recognizing the significance of chronometer correction can enhance your understanding of time and navigation, ultimately leading to safer and more efficient journeys.

在导航和计时的世界中，精确性至关重要。确保准确时间测量的一个关键方面是计时器修正的概念。这个术语指的是对计时器进行的调整，计时器是一种高度精确的计时设备，用于补偿由于温度变化、重力变化，甚至计时器本身的位置等各种因素可能引起的任何差异。理解计时器修正对水手、飞行员以及任何依赖精确计时的活动的人来说都是至关重要的。深入探讨这个话题，我们首先需要认识到计时器在导航中的重要性。传统上，海员使用天文导航来确定他们在海上的位置，这需要知道确切的时间。计时器提供了一个可靠的时间参考，使导航员能够准确计算他们的经度。然而，如果计时器没有正确校准，计算可能导致重大错误，可能会造成灾难性的后果。这就是计时器修正发挥作用的地方。通过定期检查和调整计时器与已知时间标准的比较，导航员可以确保他们的计时设备保持准确。这个过程涉及将计时器的时间与更可靠的来源进行比较，例如原子钟或国家天文台广播的时间信号。观察到的任何差异都将被纠正，从而导致更新和更准确的读数。影响计时器准确性的几个因素使得计时器修正的必要性变得显而易见。例如，温度波动会影响时钟组件的运动，导致其运行速度快于或慢于预期。此外，重力的拉力可能因计时器的位置而异，这也会影响其准确性。因此，用户必须意识到这些变量，并进行必要的调整以保持精确。执行计时器修正的方法通常涉及一种系统的方法。首先，用户必须注意计时器显示的时间，并将其与标准时间进行比较。如果存在差异，用户将计算出差异并将其应用于未来的读数。建议定期进行这些修正，尤其是在进行长途旅行之前，准确导航至关重要。总之，计时器修正的概念对于任何依赖精确计时进行导航或其他活动的人来说都是至关重要的。通过了解如何正确调整和校准他们的计时器，个人可以避免代价高昂的错误，并确保他们始终在正确的轨道上。无论你是经验丰富的水手还是休闲旅行者，认识到计时器修正的重要性可以增强你对时间和导航的理解，最终导致更安全和更高效的旅行。