great circle section

简明释义

大圆航线分段

英英释义

例句

1.When planning a flight, pilots often calculate the great circle section to optimize fuel efficiency.

在规划航班时，飞行员通常计算大圆弧段以优化燃油效率。

2.The great circle section is crucial for understanding the Earth's geometry.

理解地球几何形状时，大圆弧段是至关重要的。

3.In geography class, we learned how to calculate the great circle section between cities.

在地理课上，我们学习了如何计算城市之间的大圆弧段。

4.The shortest distance between two points on the globe is represented by a great circle section.

地球上两点之间的最短距离由一个大圆弧段表示。

5.Navigators use a great circle section to chart their course across the ocean.

航海者使用大圆弧段来绘制横渡海洋的航线。

作文

Understanding the concept of a great circle section is essential in various fields such as geography, navigation, and aviation. A great circle section refers to the intersection of a sphere (like the Earth) with a plane that passes through the center of the sphere. This concept is crucial because it represents the shortest path between two points on the surface of a sphere. For example, when an airplane travels from New York to Tokyo, it does not fly in a straight line on a flat map. Instead, it follows a great circle section, which allows it to cover the least distance possible, thereby saving time and fuel.The significance of the great circle section extends beyond aviation. In maritime navigation, ships also utilize this principle to plot their courses across oceans. When navigating vast distances, sailors use charts that depict great circle sections to ensure they are taking the most efficient route. This not only helps in reducing travel time but also minimizes fuel consumption, making it an environmentally friendly choice.Moreover, the great circle section has implications in global positioning systems (GPS). GPS technology relies on satellites that orbit the Earth, and understanding how to calculate distances using great circle sections is vital for accurate positioning. When a GPS device determines your location, it uses the principles of great circle sections to calculate the distance to other points, ensuring that navigation is precise and reliable.In education, teaching students about great circle sections can enhance their understanding of spherical geometry and its applications. By using real-world examples, educators can illustrate how this concept is not just theoretical but has practical implications in everyday life. Students can engage in activities that involve mapping great circle sections on globes or using software to visualize these paths on digital maps.Furthermore, the great circle section plays a role in telecommunications and global connectivity. Satellite communication relies on the positioning of satellites in geostationary orbits, and understanding the great circle sections helps in optimizing the placement of satellites to ensure maximum coverage and efficiency. This is particularly important in providing internet services to remote areas where traditional infrastructure may be lacking.In conclusion, the great circle section is a fundamental concept that bridges multiple disciplines, including geography, navigation, aviation, education, and telecommunications. Its relevance in our interconnected world cannot be understated, as it facilitates efficient travel, precise navigation, and effective communication. By grasping the importance of great circle sections, we can better appreciate the complexities of our planet and the technologies that help us navigate it. As we move forward, fostering a deeper understanding of such concepts will empower future generations to innovate and solve problems in an increasingly globalized society.

理解“大圆弧截面”的概念在地理、导航和航空等多个领域中至关重要。“大圆弧截面”是指一个平面与球体（如地球）中心相交所形成的部分。这个概念非常重要，因为它代表了在球面上两点之间的最短路径。例如，当一架飞机从纽约飞往东京时，它并不是在平面地图上沿直线飞行，而是沿着“大圆弧截面”飞行，这样可以覆盖最少的距离，从而节省时间和燃料。“大圆弧截面”的重要性超越了航空领域。在海洋导航中，船只也利用这一原理来规划跨越海洋的航线。当航行长距离时，水手们使用描绘“大圆弧截面”的图表，以确保他们选择最有效的航线。这不仅有助于缩短旅行时间，还能减少燃料消耗，使其成为一种环保的选择。此外，“大圆弧截面”在全球定位系统（GPS）中也具有重要意义。GPS技术依赖于绕地球轨道运行的卫星，而理解如何使用“大圆弧截面”计算距离对于准确定位至关重要。当GPS设备确定你的位置信息时，它会利用“大圆弧截面”的原理来计算到其他点的距离，确保导航的精准和可靠。在教育中，教学生关于“大圆弧截面”的知识可以增强他们对球面几何及其应用的理解。通过使用现实世界中的例子，教育工作者可以说明这一概念不仅是理论性的，而是与日常生活有实际的联系。学生们可以参与绘制地球仪上“大圆弧截面”的活动，或使用软件在数字地图上可视化这些路径。此外，“大圆弧截面”在电信和全球连接中也发挥着作用。卫星通信依赖于静止轨道中卫星的定位，理解“大圆弧截面”有助于优化卫星的布局，以确保最大覆盖率和效率。这在为缺乏传统基础设施的偏远地区提供互联网服务时尤为重要。总之，“大圆弧截面”是一个基本概念，连接了多个学科，包括地理、导航、航空、教育和电信。它在我们互联的世界中的相关性不容小觑，因为它促进了高效的旅行、精确的导航和有效的通信。通过掌握“大圆弧截面”的重要性，我们可以更好地欣赏我们星球的复杂性以及帮助我们导航的技术。随着我们的前进，培养对这些概念的更深理解将赋予未来的世代创新和解决问题的能力，以应对日益全球化的社会。