Absorption coefficient 释义：吸收系数
发音：Absorption coefficient [?b?s??p(?)n ?k?nst?fju?]
英语范文：
The absorption coefficient is a measure of how efficiently a substance absorbs radiation. It is typically expressed as a number, usually a decimal, that represents the amount of radiation absorbed per unit of substance. For example, if a substance has an absorption coefficient of 0.5, it means that for every unit of radiation that hits it, half of it is absorbed.
In biology, the absorption coefficient is particularly important in understanding how light interacts with living tissue. Different tissues have different absorption coefficients, and knowledge of this coefficient can help us to better understand how light travels through the body and how it affects tissue structure and function.
In chemistry, the absorption coefficient is also used to measure the efficiency with which a substance absorbs other substances. For example, if two substances have the same absorption coefficient, they will absorb each other equally well. However, if one substance has a higher absorption coefficient than the other, it will absorb more of the other substance than vice versa.
In summary, the absorption coefficient is an important concept in many fields of science and technology, and it plays a crucial role in understanding how radiation and substances interact.
音标和基础释义：Absorption coefficient是一个测量物质吸收辐射效率的度量标准。通常用数字（通常是小数）表示单位物质吸收的辐射量。例如，如果物质吸收系数为0.5，意味着每单位辐射打到它身上，一半的辐射被吸收。
在生物学中，吸收系数在理解光如何与活组织相互作用时尤为重要。不同组织的吸收系数不同，了解吸收系数可以帮助我们更好地理解光如何在体内传播以及它如何影响组织结构与功能。
在化学中，吸收系数也用于测量物质吸收其他物质的效率。例如，如果两种物质有相同的吸收系数，它们会以相同的效率被吸收。然而，如果一种物质比另一种物质具有更高的吸收系数，那么它会吸收更多的另一种物质。
总的来说，吸收系数是科学和技术许多领域中的一个重要概念，它在理解辐射和物质相互作用方面起着至关重要的作用。
Absorption coefficient
Absorption coefficient是一个物理学中的概念，它描述了物质吸收辐射能量的能力。在光学和热学中，这个概念非常重要。
发音：Absorption coefficient [??bs??r???n ko?ns?f??tju?]
英语范文：
标题： Understanding the Absorption Coefficient
The absorption coefficient is an essential concept in physics and chemistry. It describes how efficiently a substance absorbs radiation, whether it be light or heat.
In optics, the absorption coefficient determines how much light is absorbed by a material. A high absorption coefficient means that the material absorbs a large amount of light, while a low coefficient indicates that little light is absorbed.
In thermal physics, the absorption coefficient also plays a role in heat transfer. A high absorption coefficient means that heat can be transferred more efficiently from one substance to another.
When studying the absorption coefficient, it's important to consider its relationship with other properties of the material, such as its density and chemical composition. Understanding these relationships can help us better understand how materials behave under different conditions.
In summary, the absorption coefficient is a fundamental concept that plays an important role in many areas of science and technology. Understanding it well is essential for making accurate predictions and design decisions.
Absorption coefficient
The absorption coefficient, also known as absorption efficiency, is a measure of the amount of radiation that is absorbed by a substance when it is exposed to radiation. It is typically expressed as a value between zero and one, where a value of one indicates that all radiation is absorbed by the substance.
The absorption coefficient is important in many fields, including radiation physics, chemistry, and medical imaging. It is used to calculate the amount of radiation that is absorbed by a substance, which can be used to determine the density or composition of the substance. It is also used in medical imaging to determine the amount of radiation that is absorbed by different tissues and organs, which can be used to diagnose diseases and monitor the progress of treatments.
Examples in English
Here are some examples of sentences that use the word absorption coefficient:
1. The absorption coefficient of this material is very high, so it will absorb a lot of radiation.
2. The absorption coefficient of water is about 1, which means that all radiation will be absorbed by water.
3. The absorption coefficient of tissues varies depending on their composition and density, which can affect the accuracy of medical imaging.
作文：
Absorption Coefficient: The Key to Understanding Radiation
In this essay, we will explore the importance of the absorption coefficient, which is the key to understanding radiation. By measuring the absorption coefficient of a substance, we can determine its density and composition, which can be used for many applications, such as medical imaging and environmental monitoring.
Throughout history, radiation has played an important role in many scientific and technological advances. From X-rays to gamma rays, radiation has been used to diagnose diseases, monitor the progress of treatments, and enhance our understanding of the universe. The absorption coefficient, however, is not just a measure of radiation intensity; it also provides valuable information about the composition and structure of substances.
Therefore, it is essential to understand the absorption coefficient and how it works in order to fully appreciate the benefits of radiation. By doing so, we can unlock new possibilities for scientific research and technological development.
