convergence of meridian

简明释义

子午线收敛

英英释义

例句

1.In geography classes, we often discuss the convergence of meridian 经线的汇聚 and its implications for climate.

在地理课上，我们常常讨论经线的汇聚及其对气候的影响。

2.The convergence of meridian 经线的汇聚 at the poles creates unique geographic phenomena.

在极地，经线的汇聚产生独特的地理现象。

3.When mapping the world, the convergence of meridian 经线的汇聚 must be taken into account to ensure accuracy.

在绘制世界地图时，必须考虑到经线的汇聚以确保准确性。

4.The convergence of meridian 经线的汇聚 can lead to distortions in map projections.

这可能导致地图投影中的扭曲，因经线的汇聚而生。

5.The convergence of meridian 经线的汇聚 affects navigation and GPS technology.

这影响了导航和GPS技术，因为经线的汇聚会导致定位误差。

作文

The concept of the convergence of meridian refers to the phenomenon where lines of longitude, or meridians, meet at the poles of the Earth. This geographical principle is fundamental to our understanding of the globe and navigation. As we travel from the equator towards the poles, the distance between these lines decreases, illustrating how they converge. This convergence plays a crucial role in cartography and navigation, as it affects how we represent the three-dimensional Earth on two-dimensional maps.In the realm of geography, the convergence of meridian is essential for accurate positioning. When navigating, whether by sea or air, understanding the relationship between latitude and longitude is critical. The lines of longitude are not parallel; instead, they come together at the poles, creating a funnel-like shape. This means that as one travels north or south, the distance between meridians shrinks, leading to a denser concentration of lines near the poles. This is why maps often distort areas near the poles, making them appear larger than they are in reality.Moreover, the convergence of meridian has implications for time zones. Since the Earth is divided into 360 degrees of longitude, and it rotates once every 24 hours, each hour corresponds to 15 degrees. However, because of the convergence of meridians, time zones cannot always follow these lines precisely. Geographic and political boundaries often dictate the establishment of time zones, leading to irregular shapes that deviate from the idealized meridian structure. This complexity illustrates how the convergence of meridians impacts our daily lives, from scheduling flights to coordinating international business meetings.The significance of the convergence of meridian extends beyond practical applications; it also influences our understanding of the Earth's shape and size. The planet is not a perfect sphere; rather, it is an oblate spheroid, slightly flattened at the poles and bulging at the equator. This shape affects how we perceive distances and directions, which is particularly relevant in fields such as aviation and maritime navigation. Pilots and sailors must account for the convergence of meridians when plotting their courses to ensure they reach their destinations accurately.In conclusion, the convergence of meridian is a fundamental concept in geography that impacts navigation, timekeeping, and our understanding of the Earth's dimensions. Recognizing how meridians converge at the poles helps us comprehend the complexities of mapmaking and the challenges of global communication. As we continue to explore and navigate our world, the principles behind the convergence of meridians will remain vital for ensuring accuracy in our geographical endeavors. Understanding this concept enhances our appreciation for the intricacies of our planet and the systems we have developed to navigate it effectively.

“经线的汇聚”这一概念指的是经线在地球两极相遇的现象。这一地理原理是我们理解地球和导航的基础。当我们从赤道向两极移动时，这些经线之间的距离会减小，说明它们是如何汇聚的。这种汇聚在制图和导航中起着至关重要的作用，因为它影响我们如何将三维地球表示为二维地图。在地理领域，“经线的汇聚”对准确定位至关重要。无论是海上还是空中的导航，理解纬度和经度之间的关系都是关键。经线并不是平行的，而是朝向两极汇聚，形成一个漏斗状的形状。这意味着，当人们向北或向南旅行时，经线之间的距离会缩小，导致在极地附近经线的密集分布。这就是为什么地图通常会扭曲极地附近的区域，使其看起来比实际更大。此外，“经线的汇聚”对时区也有影响。由于地球被划分为360度经度，并且它每24小时旋转一次，因此每小时对应15度。然而，由于经线的汇聚，时区并不总是能够精确地遵循这些线。地理和政治边界通常决定了时区的建立，导致不规则的形状偏离理想的经线结构。这种复杂性说明了经线的汇聚如何影响我们的日常生活，从安排航班到协调国际商务会议。“经线的汇聚”的重要性不仅体现在实际应用上；它还影响我们对地球形状和大小的理解。地球并不是一个完美的球体；相反，它是一个扁球体，在极地略微扁平，在赤道隆起。这种形状影响我们对距离和方向的感知，这在航空和海洋导航等领域尤为相关。飞行员和水手在绘制航线时必须考虑经线的汇聚，以确保他们准确到达目的地。总之，“经线的汇聚”是地理学中的一个基本概念，影响着导航、时间管理以及我们对地球尺寸的理解。认识到经线在极地的汇聚帮助我们理解制图的复杂性和全球通信的挑战。随着我们继续探索和导航我们的世界，关于经线汇聚的原则将始终对确保我们地理事业的准确性至关重要。理解这一概念增强了我们对地球复杂性的欣赏，以及我们为有效导航而开发的系统。