higher apsis

简明释义

远地点

英英释义

例句

1.The engineers calculated the required speed to achieve a higher apsis 更高的远地点 for the spacecraft.

工程师计算了实现航天器更高的远地点所需的速度。

2.The mission aimed to place the probe in a higher apsis 更高的远地点 to gather more data.

该任务旨在将探测器放置在更高的远地点以收集更多数据。

3.The satellite's orbit was adjusted to reach a higher apsis 更高的远地点, improving its coverage area.

卫星的轨道被调整以达到一个更高的远地点，提高了其覆盖区域。

4.Achieving a higher apsis 更高的远地点 allows for a longer observation time of celestial bodies.

达到更高的远地点可以让我们对天体进行更长时间的观测。

5.In astronomy, a planet's higher apsis 更高的远地点 can significantly affect its climate.

在天文学中，行星的更高的远地点可以显著影响其气候。

作文

In the realm of astronomy, the term higher apsis refers to the point in an orbit that is farthest from the body being orbited. This concept is crucial for understanding the dynamics of celestial bodies and their movements through space. When we observe planets or moons, they do not move in perfect circles; instead, their paths are elliptical, which means they have points of closest approach (periapsis) and points of greatest distance (apsis). The higher apsis is essential in calculating the gravitational forces at play and predicting the future positions of these celestial objects.To illustrate this concept, let’s consider the orbit of Earth around the Sun. The Earth's orbit is not a perfect circle but rather an ellipse, with the Sun located at one of the two foci of this ellipse. The point where Earth is farthest from the Sun is known as the higher apsis, or aphelion. At this point, the gravitational pull of the Sun on Earth is weaker than when Earth is closer to the Sun at perihelion. Understanding the variations in distance due to the higher apsis allows scientists to predict seasonal changes and climate patterns more accurately.Moreover, the concept of higher apsis extends beyond just planetary orbits. It is also applicable to satellite technology, where satellites are placed into orbits around Earth for various purposes, such as communication, weather monitoring, and navigation. Engineers must carefully calculate the higher apsis when designing satellite paths to ensure they remain functional and effective throughout their operational life. If a satellite's orbit takes it too far from Earth, it may lose connection or fail to gather the necessary data.The significance of higher apsis can also be seen in the context of space exploration. When planning missions to other planets, scientists must take into account the orbital mechanics involved. For example, a spacecraft traveling to Mars will utilize the higher apsis of its trajectory to conserve fuel and maximize efficiency. By understanding the gravitational influences and distances involved, mission planners can design trajectories that allow for successful arrivals at their destinations.In conclusion, the term higher apsis is more than just an astronomical term; it represents a fundamental aspect of how celestial bodies interact within the vast expanse of space. Whether we are studying the orbits of planets, designing satellite paths, or planning interplanetary missions, the higher apsis plays a vital role in our understanding of the universe. As we continue to explore and learn more about space, the importance of mastering concepts like the higher apsis will only grow, illuminating the intricate dance of celestial mechanics that governs our cosmos.

在天文学领域，术语higher apsis指的是在轨道中距离被围绕的天体最远的点。这个概念对于理解天体的动态及其在太空中的运动至关重要。当我们观察行星或卫星时，它们并不是以完美的圆形轨道运动；相反，它们的路径是椭圆形的，这意味着它们有最近接近点（近点）和最远距离点（远点）。higher apsis在计算作用于这些天体的引力以及预测它们未来的位置时是必不可少的。为了说明这一概念，让我们考虑地球绕太阳的轨道。地球的轨道并不是一个完美的圆，而是一个椭圆，太阳位于这个椭圆的两个焦点之一。在地球距离太阳最远的点被称为higher apsis，或远日点。在这一点上，太阳对地球的引力比地球在近日点时要弱。理解由于higher apsis导致的距离变化使科学家能够更准确地预测季节变化和气候模式。此外，higher apsis的概念不仅适用于行星轨道。它同样适用于卫星技术，卫星被放置在绕地球的轨道上，以便于通信、天气监测和导航等各种目的。工程师在设计卫星轨道时必须仔细计算higher apsis，以确保它们在整个工作寿命内保持功能和有效性。如果卫星的轨道使其距离地球过远，它可能会失去连接或无法收集必要的数据。在太空探索的背景下，higher apsis的重要性也得到了体现。在规划前往其他行星的任务时，科学家必须考虑涉及的轨道力学。例如，前往火星的航天器将利用其轨迹的higher apsis来节省燃料并最大化效率。通过理解引力影响和涉及的距离，任务规划者可以设计出成功到达目的地的轨迹。总之，术语higher apsis不仅仅是一个天文学术语；它代表了天体在广阔的宇宙中相互作用的基本方面。无论我们是在研究行星的轨道、设计卫星路径还是规划行星际任务，higher apsis在我们理解宇宙中扮演着至关重要的角色。随着我们继续探索和了解更多关于太空的知识，掌握像higher apsis这样的概念的重要性只会增加，揭示出支配我们宇宙的天体力学的复杂舞蹈。