sextant rangefinder

简明释义

六分仪式测距器

英英释义

例句

1.In astronomy, a sextant rangefinder helps in measuring the angle between celestial bodies.

在天文学中，六分仪测距仪有助于测量天体之间的角度。

2.Marine surveyors often use a sextant rangefinder for precise measurements of distances and angles.

海洋测量师经常使用六分仪测距仪进行精确的距离和角度测量。

3.The sextant rangefinder is an essential tool for any sailor navigating open waters.

六分仪测距仪是任何在开阔水域航行的水手必备的工具。

4.The navigator used the sextant rangefinder to accurately determine the ship's position at sea.

导航员使用六分仪测距仪准确确定船只在海上的位置。

5.The pilot relied on the sextant rangefinder during the flight to ensure they were on the correct course.

飞行员在飞行过程中依靠六分仪测距仪确保他们的航线正确。

作文

The world of navigation and surveying has undergone remarkable transformations over the centuries. One of the most fascinating tools that has stood the test of time is the sextant rangefinder. This instrument, primarily used for measuring angles between two visible objects, has played a crucial role in maritime navigation and astronomy. The sextant rangefinder allows sailors to determine their latitude and longitude by measuring the angle between the horizon and a celestial body, such as the sun or stars. This capability was essential for explorers venturing into uncharted waters, as it provided them with the means to navigate accurately across vast oceans.The design of the sextant rangefinder is both elegant and functional. It consists of a curved arm, known as the index arm, which pivots around a central point. The user looks through an optical sight and aligns the image of the celestial body with the horizon. By reading the scale on the instrument, navigators can obtain precise angular measurements. This process requires skill and practice, but once mastered, it becomes an invaluable asset for any navigator.In addition to its use in navigation, the sextant rangefinder has significant applications in surveying. Land surveyors utilize this instrument to measure angles and distances between points on the earth's surface. This information is crucial for creating accurate maps and determining property boundaries. The precision of the sextant rangefinder makes it an indispensable tool in the field of land surveying, where even the slightest error can lead to costly mistakes.Despite advancements in technology, such as GPS and digital mapping systems, the sextant rangefinder remains relevant today. Many sailors and surveyors still appreciate the reliability and accuracy of this traditional instrument. In fact, some maritime training programs emphasize the importance of learning how to use a sextant rangefinder, ensuring that future generations of navigators are equipped with the skills needed to navigate without modern technology.Moreover, the sextant rangefinder serves as a reminder of the ingenuity and resourcefulness of past generations. It embodies the spirit of exploration and adventure, encouraging individuals to venture beyond their comfort zones. Learning to use a sextant rangefinder can be a rewarding experience, offering insights into the history of navigation and the challenges faced by early explorers.In conclusion, the sextant rangefinder is a remarkable instrument that has significantly impacted navigation and surveying. Its ability to measure angles with precision has made it an essential tool for sailors and land surveyors alike. Although technology has evolved, the sextant rangefinder continues to be valued for its reliability and historical significance. As we navigate the complexities of the modern world, it is important to remember the lessons learned from the past and the tools that have guided us along the way.

导航和测量的世界在几个世纪中经历了显著的变革。一个最迷人的工具是六分仪测距仪。该仪器主要用于测量两个可见物体之间的角度，在海洋导航和天文学中发挥了至关重要的作用。六分仪测距仪允许水手通过测量地平线与天体（如太阳或星星）之间的角度来确定他们的纬度和经度。这种能力对于探索未知水域的探险者至关重要，因为它为他们提供了在浩瀚海洋中准确导航的手段。六分仪测距仪的设计既优雅又实用。它由一个弯曲的臂组成，称为标尺臂，围绕中心点旋转。用户通过光学瞄准器观察，并将天体的图像与地平线对齐。通过读取仪器上的刻度，导航员可以获得精确的角度测量。这个过程需要技巧和练习，但一旦掌握，它就成为任何导航员不可或缺的资产。除了在导航中的应用外，六分仪测距仪在测量领域也有重要应用。土地测量员利用该仪器测量地球表面上点之间的角度和距离。这些信息对于创建准确地图和确定财产边界至关重要。六分仪测距仪的精确性使其成为土地测量领域不可或缺的工具，在这里，即使是最微小的错误也可能导致昂贵的失误。尽管技术已经取得了进步，例如GPS和数字制图系统，但六分仪测距仪在今天仍然保持相关性。许多水手和测量员仍然欣赏这种传统仪器的可靠性和准确性。事实上，一些海事培训项目强调学习如何使用六分仪测距仪的重要性，确保未来的导航员具备在没有现代技术的情况下导航所需的技能。此外，六分仪测距仪提醒我们过去几代人的聪明才智和足智多谋。它体现了探索和冒险的精神，鼓励个人超越舒适区。学习使用六分仪测距仪可以是一种有益的体验，让人们深入了解导航历史以及早期探险者所面临的挑战。总之，六分仪测距仪是一种了不起的仪器，对导航和测量产生了重大影响。其精确测量角度的能力使其成为水手和土地测量员的重要工具。尽管技术不断发展，六分仪测距仪仍因其可靠性和历史意义而受到重视。当我们在现代世界的复杂性中航行时，重要的是要记住从过去学到的教训以及引导我们前行的工具。