pendulum sextant

简明释义

锤摆水准六分仪

英英释义

例句

1.The sailor used the pendulum sextant to accurately measure the angle of the stars above the horizon.

水手使用摆锤六分仪准确测量星星在地平线上的角度。

2.He carefully calibrated the pendulum sextant before setting sail on his journey.

在出航之前，他小心地校准了摆锤六分仪。

3.The pendulum sextant is essential for determining latitude when out at sea.

在海上时，摆锤六分仪对于确定纬度是必不可少的。

4.Using a pendulum sextant can significantly improve your accuracy in navigation.

使用摆锤六分仪可以显著提高你的导航精度。

5.During the navigation class, we learned how to operate a pendulum sextant for celestial navigation.

在导航课上，我们学习了如何操作摆锤六分仪进行天文导航。

作文

The history of navigation is filled with remarkable inventions that have shaped the way we explore our world. One such invention is the pendulum sextant, a sophisticated instrument that has played a crucial role in maritime navigation. The pendulum sextant is a combination of a traditional sextant and a pendulum mechanism, allowing for more precise measurements of angles and time. This innovation was particularly important during the Age of Exploration when sailors relied heavily on accurate navigational tools to traverse the vast and treacherous oceans.The pendulum sextant operates on the principle of using a pendulum to maintain a stable reference point, which enhances the accuracy of celestial observations. By measuring the angle between a celestial body and the horizon, navigators could determine their latitude and longitude with greater precision than ever before. This was especially vital for long voyages where even minor errors in navigation could lead to disastrous consequences.One of the most significant advantages of the pendulum sextant over traditional sextants is its ability to compensate for the motion of the ship. Traditional sextants were often affected by the rolling and pitching of vessels, leading to inaccuracies in readings. However, the pendulum mechanism stabilizes the instrument, allowing for consistent and reliable measurements regardless of sea conditions. This feature made the pendulum sextant an invaluable tool for navigators, particularly in rough waters.The invention of the pendulum sextant can be attributed to the advancements in scientific understanding during the 18th century. Innovators and scientists began to recognize the importance of precision in navigation, leading to the development of more sophisticated instruments. The pendulum sextant exemplifies this shift towards a more scientific approach to navigation, combining principles of physics with practical application on the seas.Moreover, the pendulum sextant was not just limited to maritime use. Its principles found applications in various fields, including astronomy and surveying. Astronomers utilized the instrument to make precise measurements of celestial events, while surveyors employed it to establish accurate land boundaries. This versatility highlights the significance of the pendulum sextant as more than just a navigational tool; it became a symbol of the intersection between science and exploration.In conclusion, the pendulum sextant represents a remarkable advancement in navigational technology. Its ability to provide accurate measurements in challenging conditions revolutionized maritime navigation and contributed to the success of countless expeditions. As we reflect on the history of exploration, it is essential to recognize the impact of inventions like the pendulum sextant, which paved the way for future discoveries and innovations in navigation and beyond. Understanding the significance of the pendulum sextant helps us appreciate the intricate relationship between science and exploration that has driven humanity's quest to understand the world around us.

航海史上充满了塑造我们探索世界方式的卓越发明。其中一个发明是摆锤六分仪，这是一种复杂的仪器，在海上导航中发挥了至关重要的作用。摆锤六分仪结合了传统六分仪和摆锤机制，允许更精确地测量角度和时间。这一创新在探索时代尤其重要，当时水手们严重依赖准确的导航工具来穿越广阔而危险的海洋。摆锤六分仪的工作原理是利用摆锤保持稳定的参考点，从而增强天文观测的准确性。通过测量天体与地平线之间的角度，导航员可以比以往任何时候都更精确地确定他们的纬度和经度。这对于长途航行尤为重要，因为即使是微小的导航错误也可能导致灾难性的后果。摆锤六分仪相较于传统六分仪的一个显著优势是它能够补偿船只的运动。传统六分仪常常受到船只摇晃和倾斜的影响，导致读数不准确。然而，摆锤机制稳定了仪器，使得无论海况如何都能进行一致可靠的测量。这一特性使得摆锤六分仪成为导航员在恶劣水域中不可或缺的工具。摆锤六分仪的发明可归因于18世纪科学理解的进步。创新者和科学家开始认识到在导航中精确度的重要性，导致更复杂仪器的发展。摆锤六分仪体现了向更科学的导航方法转变的趋势，将物理学原理与海上实际应用相结合。此外，摆锤六分仪不仅限于海洋使用。其原理在天文学和测量等多个领域找到了应用。天文学家利用该仪器精确测量天文事件，而测量师则采用它建立准确的土地边界。这种多功能性突显了摆锤六分仪作为不仅仅是导航工具的重要性；它成为科学与探索交汇的象征。总之，摆锤六分仪代表了导航技术的显著进步。它在挑战条件下提供准确测量的能力彻底改变了海上导航，并为无数探险的成功做出了贡献。当我们回顾探索的历史时，必须认识到像摆锤六分仪这样的发明所产生的影响，这些发明为未来的发现和导航及其他领域的创新铺平了道路。了解摆锤六分仪的重要性帮助我们欣赏科学与探索之间复杂的关系，这种关系推动着人类对周围世界的理解。