transit phase angle

简明释义

飞越角

英英释义

例句

1.The calculation of the transit phase angle is crucial for determining the optimal time for satellite launches.

计算过境相位角对于确定卫星发射的最佳时间至关重要。

2.Engineers must consider the transit phase angle when designing spacecraft trajectories.

工程师在设计航天器轨迹时必须考虑过境相位角。

3.The transit phase angle affects the performance of communication satellites during their orbits.

在轨道上，过境相位角影响通信卫星的性能。

4.In navigation, understanding the transit phase angle helps in accurate positioning.

在导航中，理解过境相位角有助于准确定位。

5.Astronomers use the transit phase angle to predict the visibility of celestial events.

天文学家使用过境相位角来预测天文事件的可见性。

作文

The concept of transit phase angle plays a crucial role in various fields of science, especially in astronomy and physics. Understanding this term requires a basic grasp of how celestial bodies interact with one another and how we observe these interactions from Earth. The transit phase angle refers to the specific angle at which a celestial body, such as a planet or moon, passes in front of another body, typically in relation to an observer's line of sight. This angle is essential for accurately predicting the timing and visibility of transits, which are significant astronomical events that can provide valuable information about the distant objects involved.In astronomy, transits occur when one celestial body moves directly between an observer and another body, often blocking the latter's light. A well-known example is the transit of Venus across the Sun, which can only be observed from certain locations on Earth at specific times. The transit phase angle determines not only whether the transit will be visible but also how it will appear to observers. For instance, if the phase angle is too steep, the transit may not be observable at all, whereas a more favorable angle allows for better visibility and data collection.Furthermore, the transit phase angle is vital for understanding the orbits of exoplanets. When astronomers detect a dip in brightness from a star, they often analyze the transit phase angle to determine the size and orbit of the planet causing the transit. This information can help scientists learn more about the composition of the planet's atmosphere and its potential habitability. As such, the transit phase angle serves as a key parameter in the search for extraterrestrial life.In addition to astronomy, the transit phase angle has applications in other scientific fields, such as engineering and meteorology. In engineering, understanding the angles of transit can aid in the design of satellite systems, ensuring optimal alignment with Earth-based observation points. In meteorology, the transit phase angle can influence weather patterns by affecting the amount of solar radiation reaching the Earth's surface.The significance of the transit phase angle extends beyond just theoretical implications; it has practical applications that impact our everyday lives. By improving our understanding of this angle, scientists can enhance predictive models for both natural phenomena and technological advancements. For instance, accurate predictions of satellite positions can lead to better communication systems and navigation tools, while improved meteorological models can help us prepare for severe weather events.In conclusion, the transit phase angle is a multifaceted concept that bridges various scientific disciplines. Its importance cannot be overstated, as it influences our understanding of celestial mechanics, aids in the search for new worlds, and enhances our technological capabilities. As we continue to explore the universe and advance our scientific knowledge, mastering the intricacies of the transit phase angle will be paramount in unlocking the mysteries of the cosmos and improving life on Earth.

“过境相位角”这一概念在科学的多个领域中，尤其是天文学和物理学中，扮演着至关重要的角色。要理解这个术语，需要对天体如何相互作用以及我们从地球上如何观察这些互动有基本的认识。“过境相位角”指的是一个天体（如行星或月球）在相对于观察者的视线经过另一个天体时所形成的特定角度。这个角度对于准确预测过境的时间和可见性至关重要，而过境则是一种重要的天文事件，可以提供关于相关远方天体的宝贵信息。在天文学中，当一个天体直接移动到观察者与另一个天体之间时，就会发生过境，通常会阻挡后者的光。一个众所周知的例子是金星穿越太阳的过境，这只能在特定时间和地点从地球上观察到。“过境相位角”不仅决定了过境是否可见，还决定了它对观察者的外观。例如，如果相位角太陡，过境可能根本不可观察，而更有利的角度则允许更好的可见性和数据收集。此外，“过境相位角”对于理解系外行星的轨道也至关重要。当天文学家检测到恒星亮度的下降时，他们通常会分析“过境相位角”，以确定导致过境的行星的大小和轨道。这些信息可以帮助科学家更好地了解行星大气的组成及其潜在的适居性。因此，“过境相位角”作为寻找外星生命的关键参数发挥着重要作用。除了天文学，“过境相位角”在其他科学领域也有应用，如工程学和气象学。在工程学中，了解过境的角度可以帮助卫星系统的设计，确保与地球观测点的最佳对齐。在气象学中，“过境相位角”可以通过影响到达地球表面的太阳辐射量来影响天气模式。“过境相位角”的重要性不仅限于理论意义；它还具有影响我们日常生活的实际应用。通过改善我们对这一角度的理解，科学家可以增强对自然现象和技术进步的预测模型。例如，卫星位置的准确预测可以导致更好的通信系统和导航工具，而改进的气象模型可以帮助我们为严重天气事件做好准备。总之，“过境相位角”是一个多方面的概念，连接着多个科学学科。其重要性不容小觑，因为它影响我们对天体力学的理解，帮助寻找新世界，并增强我们的技术能力。随着我们继续探索宇宙并推进科学知识，掌握“过境相位角”的复杂性将是揭开宇宙奥秘和改善地球生活的关键。