course line of great circle

简明释义

大圆航线

英英释义

例句

1.The pilot adjusted the flight path to follow the course line of great circle to minimize fuel consumption.

飞行员调整航线以遵循大圆航线，以减少燃料消耗。

2.In geography class, we learned how to calculate the course line of great circle between two points on a globe.

在地理课上，我们学习了如何计算地球仪上两点之间的大圆航线。

3.The course line of great circle is essential for aircraft to efficiently traverse long distances.

对于飞机有效穿越长距离来说，大圆航线是必不可少的。

4.When planning a sailing route, it's crucial to consider the course line of great circle for the shortest distance.

在规划航行路线时，考虑大圆航线以获得最短距离是至关重要的。

5.Navigators use the course line of great circle to chart their course across the ocean.

导航员使用大圆航线来绘制跨越海洋的航线。

作文

The concept of a course line of great circle is fundamental in navigation and aviation. A great circle is the largest possible circle that can be drawn on a sphere, dividing it into two equal halves. When navigating across vast distances, especially over oceans or large land masses, pilots and sailors rely on this principle to determine the shortest path between two points. This is crucial not only for efficiency but also for safety, as it allows for optimal fuel usage and time management.To understand the course line of great circle, consider a globe. If you were to draw a line connecting two cities, such as New York and London, the most direct route would not be a straight line on a flat map. Instead, it would follow the curvature of the Earth, tracing a path along the great circle. This path may appear curved on a two-dimensional map, but it represents the shortest distance between the two locations on the three-dimensional surface of the Earth.In practical terms, when a pilot plans a flight, they calculate the course line of great circle to ensure that they are taking the most efficient route. This involves using various tools and technologies, including GPS and flight planning software, which take into account the curvature of the Earth. By following this course, pilots can save fuel, time, and reduce their carbon footprint, making air travel more sustainable.Moreover, understanding the course line of great circle is not limited to aviation. It is equally important in maritime navigation. Ships traveling across oceans also utilize this principle to plot their courses. Navigators must account for factors like wind, currents, and weather conditions, but the fundamental concept remains the same: the great circle route offers the shortest distance between two points.In addition to its practical applications, the course line of great circle has significant implications in geography and global studies. It highlights how our planet is interconnected and how distances can be perceived differently depending on the perspective. For instance, while a flat map may suggest that one location is closer to another, the reality of Earth's curvature reveals a different story. This understanding is vital in fields ranging from environmental science to international relations, where the movement of goods, people, and ideas is influenced by geographical considerations.In conclusion, the course line of great circle is an essential concept in navigation that emphasizes the importance of understanding Earth's geometry. Whether in aviation or maritime travel, this principle ensures that we navigate efficiently and effectively across our vast planet. As our world continues to globalize, the relevance of the great circle route will only increase, reminding us of the intricate connections that bind us together across distances. By mastering this concept, we not only enhance our navigational skills but also deepen our appreciation for the beauty and complexity of our planet.

“大圆航线”这一概念在导航和航空中是基础性的。大圆是可以在球体上绘制的最大圆，将其分为两个相等的部分。当在广阔的距离上导航时，尤其是在海洋或大陆上，飞行员和水手依赖这一原则来确定两点之间的最短路径。这不仅对效率至关重要，而且对安全也至关重要，因为它允许优化燃料使用和时间管理。要理解“大圆航线”，可以考虑一个地球仪。如果你要画一条连接两个城市的线，比如纽约和伦敦，最直接的路线在平面地图上看起来并不是一条直线。相反，它将遵循地球的曲率，沿着大圆描绘出一条路径。这条路径在二维地图上可能看起来是弯曲的，但它代表了地球三维表面上两个地点之间的最短距离。在实际操作中，当飞行员计划航班时，他们会计算“大圆航线”以确保他们选择了最有效的路线。这涉及使用各种工具和技术，包括GPS和飞行规划软件，这些工具考虑到地球的曲率。通过遵循这条航线，飞行员可以节省燃料、时间，并减少碳足迹，使航空旅行更具可持续性。此外，理解“大圆航线”并不限于航空。它在海洋导航中同样重要。航行在海洋上的船只也利用这一原则来绘制航线。导航员必须考虑风、洋流和天气条件等因素，但基本概念仍然相同：大圆航线提供了两点之间的最短距离。除了实际应用之外，大圆航线在地理和全球研究中具有重要意义。它突显了我们的星球是如何互联的，以及距离是如何根据视角而被感知的。例如，尽管平面地图可能暗示一个位置离另一个位置更近，但地球曲率的现实揭示了不同的故事。这种理解在环境科学到国际关系等领域至关重要，在这些领域中，商品、人员和思想的流动受到地理因素的影响。总之，“大圆航线”是导航中的一个基本概念，强调了理解地球几何的重要性。无论是在航空还是海洋旅行中，这一原则确保我们能够高效、有效地穿越广阔的星球。随着世界的全球化进程不断加快，大圆航线的相关性只会增加，提醒我们在距离上将我们紧密相连的复杂联系。通过掌握这一概念，我们不仅增强了导航技能，也加深了对我们星球美丽与复杂性的欣赏。