fixed and group occulting

简明释义

定联明暗

英英释义

例句

1.In astronomy, the fixed and group occulting technique helps in tracking celestial bodies by blocking out certain light sources.

在天文学中，固定与组合遮蔽技术有助于通过遮挡某些光源来追踪天体。

2.The artist's installation featured a fixed and group occulting display that created intriguing shadows on the wall.

艺术家的装置展示了一个固定与组合遮蔽的展示，创造出墙上的迷人阴影。

3.The lighthouse operates with a fixed and group occulting light pattern to ensure ships can navigate safely at night.

灯塔以固定与组合遮蔽的光模式运作，以确保船只在夜间安全航行。

4.The new traffic signal uses a fixed and group occulting system to manage vehicle flow more efficiently.

新的交通信号灯使用固定与组合遮蔽系统来更有效地管理车辆流量。

5.Marine buoys often employ fixed and group occulting lights to alert nearby vessels of their presence.

海洋浮标通常使用固定与组合遮蔽灯光来提醒附近船只注意它们的存在。

作文

In the realm of astronomy and optics, the term fixed and group occulting plays a significant role in understanding how celestial bodies interact with light. To occult means to block or obscure something, and in this context, it refers to the way certain objects can hide or shield other objects from view. The concept of fixed and group occulting encompasses both static and dynamic interactions between multiple celestial entities. When we think about fixed occulting, we imagine a scenario where one object remains stationary while another passes in front of it, effectively blocking our line of sight to the latter. This is often observed in solar eclipses when the moon moves directly between the Earth and the sun, casting a shadow on the Earth and momentarily obscuring the sun's light. Such events remind us of the intricate dance of celestial bodies and their ability to influence our perception of the universe.On the other hand, group occulting refers to situations where multiple objects are involved in the obscuration process. For instance, in a binary star system, two stars may orbit each other in such a way that one star occasionally passes behind the other from our vantage point on Earth. This results in a temporary dimming of light as the second star is hidden from our view. The study of these group occultations provides astronomers with valuable information about the sizes, distances, and compositions of celestial bodies.Understanding fixed and group occulting is crucial for various astronomical applications, including the detection of exoplanets. When a planet transits in front of its host star, it causes a slight dip in the star's brightness, which can be interpreted as an occultation event. By analyzing these dips, scientists can infer the presence of planets outside our solar system, even those that are millions of light-years away.Moreover, the principles of fixed and group occulting extend beyond astronomy into the field of optics. In optical systems, lenses and mirrors can create similar effects by blocking or redirecting light. For example, a telescope designed to observe distant galaxies must account for any potential obstructions caused by dust or other celestial matter. Understanding how light behaves during these occultation events allows scientists to refine their instruments and improve their observational capabilities.In conclusion, the concepts of fixed and group occulting are fundamental to our understanding of both the cosmos and the behavior of light. They illustrate the dynamic interactions between celestial bodies and highlight the importance of observation in the field of astronomy. As we continue to explore the universe, the study of these occultation phenomena will undoubtedly lead to new discoveries and insights into the nature of our cosmos.

在天文学和光学领域，术语固定和群体遮挡在理解天体如何与光相互作用方面发挥着重要作用。遮挡的意思是阻止或遮蔽某物，在这种情况下，它指的是某些物体如何隐藏或保护其他物体不被看到。固定和群体遮挡的概念涵盖了多个天体之间静态和动态交互的情况。当我们想到固定遮挡时，我们想象一个物体保持静止，而另一个物体在其前面经过，有效地阻挡了我们对后者的视线。这种现象在日食中经常被观察到，当月球直接移动在地球和太阳之间时，会在地球上投下阴影，暂时遮蔽太阳的光芒。这些事件提醒我们天体之间错综复杂的舞蹈及其影响我们对宇宙的感知的能力。另一方面，群体遮挡指的是涉及多个物体的遮蔽过程。例如，在一个双星系统中，两颗星星可能以某种方式相互绕转，以至于一颗星星偶尔会从我们的视角上经过另一颗星星的后面。这会导致光线的暂时减弱，因为第二颗星星被隐藏在我们的视野之外。对这些群体遮挡现象的研究为天文学家提供了关于天体的大小、距离和组成的重要信息。理解固定和群体遮挡对于各种天文学应用至关重要，包括系外行星的探测。当一颗行星在其宿主恒星前面过境时，会导致恒星亮度的轻微下降，这可以解释为一次遮挡事件。通过分析这些亮度的下降，科学家可以推断出位于我们太阳系之外的行星的存在，即使那些距离我们数百万光年远的行星。此外，固定和群体遮挡的原理不仅限于天文学，还扩展到光学领域。在光学系统中，透镜和镜子可以通过阻挡或重新引导光线来产生类似的效果。例如，为了观察遥远的星系，望远镜必须考虑任何可能因尘埃或其他天体而造成的潜在障碍。理解光在这些遮挡事件中的行为使科学家能够完善他们的仪器并提高观察能力。总之，固定和群体遮挡的概念对于我们理解宇宙和光的行为至关重要。它们展示了天体之间的动态互动，并强调了观察在天文学领域的重要性。随着我们继续探索宇宙，这些遮挡现象的研究无疑将导致新的发现和对我们宇宙本质的新见解。