pole distance

简明释义

天体极距

英英释义

例句

1.The pole distance is crucial for maintaining the stability of the power lines during storms.

在暴风雨期间，杆距对于维持电力线路的稳定性至关重要。

2.To install the new lighting system, we need to measure the pole distance accurately.

为了安装新的照明系统，我们需要准确测量杆距。

3.The engineer calculated the pole distance to ensure proper spacing between the utility poles.

工程师计算了杆距以确保电力杆之间的适当间距。

4.During the maintenance check, the technician noted the pole distance was within the safety limits.

在维护检查中，技术人员注意到杆距在安全限度内。

5.We must adhere to the regulations regarding pole distance set by the local authorities.

我们必须遵守地方当局规定的关于杆距的法规。

作文

The concept of pole distance is often overlooked in discussions about geography and navigation. However, understanding this term can significantly enhance our comprehension of how distances are measured on Earth. Pole distance refers to the distance between the North and South Poles, which is crucial for various scientific calculations, including climate studies and global positioning systems.When we think about the Earth, we often visualize it as a perfect sphere. In reality, it is an oblate spheroid, meaning it is slightly flattened at the poles and bulges at the equator. This shape affects the pole distance, as the measurement is not just a straight line from one pole to the other but involves considerations of the Earth's curvature.To further illustrate the importance of pole distance, let’s consider its implications in climate science. The poles play a vital role in regulating the Earth's temperature and weather patterns. Scientists use the pole distance to model how changes in polar ice caps affect sea levels and global temperatures. For instance, as ice melts in the Arctic, it can lead to rising sea levels that impact coastal cities worldwide. Understanding the pole distance helps researchers predict these changes and develop strategies to mitigate their effects.Moreover, in navigation, the pole distance is essential for accurately determining coordinates. The geographical coordinate system uses latitude and longitude to pinpoint locations on Earth. Latitude lines run parallel to the equator and measure how far north or south a location is from the equator, while longitude lines run from pole to pole. The pole distance is fundamental in calculating these coordinates, ensuring that navigators can travel safely and efficiently across the globe.In addition, the pole distance has historical significance. Early explorers relied on their understanding of the distances between the poles to navigate uncharted territories. Their journeys paved the way for modern exploration and contributed to our current knowledge of geography. Today, advancements in technology, such as GPS, have made it easier to calculate pole distance and navigate the world, but the underlying principles remain rooted in the same concepts that guided those early explorers.Furthermore, the pole distance also plays a role in astronomy. It helps astronomers understand the Earth's position in relation to other celestial bodies. For example, the tilt of the Earth's axis, which is responsible for seasons, is influenced by the pole distance. By studying this distance, astronomers can gain insights into the Earth's orbit and its effects on climate.In conclusion, the term pole distance encompasses much more than just the physical distance between the North and South Poles. It is a fundamental concept that impacts various fields, including climate science, navigation, history, and astronomy. By understanding the implications of pole distance, we can better appreciate the complexity of our planet and the intricate systems that govern it. As we continue to explore and study our world, the significance of pole distance will undoubtedly remain a critical aspect of our understanding of geography and science.

“极距”这一概念在地理和导航讨论中常常被忽视。然而，理解这个术语可以显著增强我们对地球上距离测量的理解。“极距”指的是南北极之间的距离，这对于各种科学计算至关重要，包括气候研究和全球定位系统。当我们想到地球时，常常会将它视为一个完美的球体。实际上，它是一个扁球体，意味着它在极地略微扁平，在赤道处隆起。这种形状影响了“极距”，因为测量不仅仅是从一个极点到另一个极点的直线，而是涉及到地球曲率的考虑。为了进一步说明“极距”的重要性，让我们考虑它在气候科学中的影响。极地在调节地球温度和天气模式方面发挥着至关重要的作用。科学家使用“极距”来模拟极地冰盖变化如何影响海平面和全球温度。例如，随着北极冰层的融化，可能导致海平面上升，从而影响全球沿海城市。理解“极距”有助于研究人员预测这些变化并制定减轻其影响的策略。此外，在导航中，“极距”对于准确确定坐标至关重要。地理坐标系统使用纬度和经度来精确定位地球上的位置。纬度线与赤道平行，测量某个位置离赤道的南北距离，而经度线则从极点延伸到极点。“极距”在计算这些坐标时是基础，确保导航员能够安全高效地穿越全球。此外，“极距”还具有历史意义。早期探险家依赖他们对极点之间距离的理解来导航未知的领土。他们的旅程为现代探索铺平了道路，并为我们当前的地理知识做出了贡献。今天，诸如GPS等技术的进步使得计算“极距”和导航世界变得更容易，但其基本原理仍然根植于那些早期探险者所引导的相同概念之中。此外，“极距”在天文学中也发挥着作用。它帮助天文学家理解地球相对于其他天体的位置。例如，地球轴的倾斜负责季节变化，受到“极距”的影响。通过研究这个距离，天文学家可以获得关于地球轨道及其对气候影响的见解。总之，“极距”这一术语不仅仅涵盖南北极之间的物理距离。它是一个基本概念，影响着气候科学、导航、历史和天文学等多个领域。通过理解“极距”的含义，我们可以更好地欣赏我们星球的复杂性以及支配它的错综复杂的系统。随着我们继续探索和研究我们的世界，“极距”的重要性无疑将仍然是我们理解地理和科学的关键方面。