augmentation of apparent semidiameter

简明释义

视半径改正量

英英释义

例句

1.The astronomers noted the augmentation of apparent semidiameter during the lunar eclipse, which made the moon appear larger than usual.

天文学家注意到在月食期间，视半径的增加使月球看起来比平时更大。

2.The augmentation of apparent semidiameter can lead to miscalculations in celestial navigation if not accounted for.

如果不考虑的话，视半径的增加可能会导致天文导航中的错误计算。

3.In our study, we measured the augmentation of apparent semidiameter of the planet when viewed from different distances.

在我们的研究中，我们测量了从不同距离观察时行星的视半径的增加。

4.Using advanced telescopes, researchers observed the augmentation of apparent semidiameter of distant stars.

利用先进的望远镜，研究人员观察到了遥远恒星的视半径的增加。

5.During the conference, experts discussed the augmentation of apparent semidiameter in relation to atmospheric conditions.

在会议上，专家们讨论了与大气条件相关的视半径的增加。

作文

In the study of astronomy, understanding the dimensions and appearances of celestial bodies is crucial. One important concept in this field is the augmentation of apparent semidiameter, which refers to the increase in the perceived size of an object when viewed from a certain distance or angle. This phenomenon can significantly affect how astronomers interpret observations of planets, stars, and other astronomical entities. To grasp the significance of the augmentation of apparent semidiameter, we must first understand what semidiameter means. The term 'semidiameter' refers to half of the diameter of a celestial body, which is essentially a measure of its size. The 'apparent' aspect indicates how large the object appears from our vantage point on Earth. The augmentation occurs due to various factors, including the object's proximity to Earth, atmospheric conditions, and the observer's perspective.For instance, when a planet is at its closest approach to Earth, it appears larger in the sky than when it is farther away. This increase in size is what we refer to as the augmentation of apparent semidiameter. It is essential for astronomers to account for this augmentation when making calculations about a planet's actual size and distance from Earth. Failure to do so could lead to significant errors in understanding the characteristics of these celestial bodies.Moreover, the augmentation of apparent semidiameter can also be influenced by atmospheric distortion. When observing celestial objects through Earth's atmosphere, light can bend and scatter, causing the object to appear larger than it truly is. This effect is particularly noticeable during events like lunar eclipses or when planets are low on the horizon. Astronomers must be aware of these distortions to accurately interpret their observations and make necessary adjustments in their data analysis.In addition to these physical factors, psychological aspects also play a role in how we perceive size in the night sky. Our brains tend to compare sizes based on surrounding objects and the context in which we view them. For example, the moon appears larger when it is near the horizon than when it is high in the sky, a phenomenon known as the 'moon illusion.' This perception can lead to misconceptions about the actual size of celestial bodies, further complicating our understanding of the augmentation of apparent semidiameter.In conclusion, the concept of augmentation of apparent semidiameter is vital for astronomers and enthusiasts alike. It encompasses not only the physical measurements of celestial bodies but also the ways in which our observations can be influenced by distance, atmospheric conditions, and psychological factors. By recognizing and accounting for this augmentation, we can enhance our understanding of the universe and the magnificent objects that inhabit it. As our observational technologies improve, the importance of mastering concepts like the augmentation of apparent semidiameter will only grow, leading to more accurate representations of the cosmos and deeper insights into the nature of our universe.

在天文学研究中，理解和掌握天体的尺寸和外观至关重要。其中一个重要概念是表观半径的增大，它指的是从某个距离或角度观看时物体感知大小的增加。这一现象可以显著影响天文学家对行星、恒星和其他天文实体观察结果的解释。要理解表观半径的增大的重要性，我们首先必须了解什么是半径。术语“半径”指的是天体直径的一半，本质上是其大小的测量。“表观”方面则表示从我们在地球上的视角来看物体的大小。增大是由于多种因素，包括物体与地球的接近程度、大气条件以及观察者的视角。例如，当一颗行星靠近地球时，它在天空中看起来比远离时更大。这种大小的增加就是我们所称的表观半径的增大。天文学家在计算行星的实际大小和与地球的距离时，考虑这一增大是至关重要的。如果不这样做，可能会导致对这些天体特征的重大误解。此外，表观半径的增大也可能受到大气扭曲的影响。当通过地球的大气观察天体时，光线可能会弯曲和散射，从而使物体看起来比它实际上更大。这种效果在月食等事件中或当行星位于地平线附近时尤为明显。天文学家必须意识到这些扭曲，以准确解释他们的观察结果并在数据分析中做出必要的调整。除了这些物理因素，心理因素也在我们如何感知夜空中的大小方面发挥作用。我们的脑海倾向于根据周围物体和我们观察它们的上下文来比较大小。例如，当月亮靠近地平线时，看起来比当它高悬在空中时更大，这种现象被称为“月亮错觉”。这种感知可能导致对天体实际大小的误解，进一步复杂化我们对表观半径的增大的理解。总之，表观半径的增大的概念对天文学家和爱好者来说都是至关重要的。它不仅涵盖了天体的物理测量，还包括我们的观察如何受到距离、大气条件和心理因素的影响。通过认识到并考虑这种增大，我们可以增强对宇宙及其壮丽物体的理解。随着我们的观测技术的进步，掌握像表观半径的增大这样的概念的重要性只会增加，从而导致对宇宙的更准确的表现和对我们宇宙本质的更深入的见解。