transmission coefficient

简明释义

透射系数

英英释义

例句

1.In telecommunications, the transmission coefficient helps determine the efficiency of signal transmission over a medium.

在电信中，传输系数有助于确定信号通过介质传输的效率。

2.The transmission coefficient for sound waves is essential in architectural acoustics to design better concert halls.

声波的传输系数在建筑声学中至关重要，以设计更好的音乐厅。

3.Researchers measured the transmission coefficient of different materials to find the best insulator.

研究人员测量了不同材料的传输系数以寻找最佳绝缘体。

4.A higher transmission coefficient means more energy is transmitted through the material.

较高的传输系数意味着更多的能量通过材料传输。

5.The transmission coefficient indicates how much light passes through a material, which is crucial in optical engineering.

该传输系数表示光通过材料的多少，这在光学工程中至关重要。

作文

In the realm of physics and engineering, the concept of the transmission coefficient plays a crucial role in understanding how different materials interact with waves, particularly electromagnetic waves. The transmission coefficient is defined as the ratio of the transmitted power to the incident power when a wave encounters a boundary between two media. This ratio is significant because it provides insights into how much energy is transferred through a material, which is essential for applications ranging from telecommunications to architectural acoustics.To better understand the importance of the transmission coefficient, consider the example of a fiber optic cable. In telecommunications, fiber optics rely on the transmission of light signals through glass fibers. The efficiency of these cables can be measured by their transmission coefficient. A high transmission coefficient indicates that most of the light entering the fiber is transmitted through without significant loss, ensuring clear and uninterrupted communication. Conversely, if the transmission coefficient is low, it suggests that a substantial amount of light is being absorbed or reflected back, leading to signal degradation.Another area where the transmission coefficient is vital is in the design of buildings, particularly in terms of sound insulation. When sound waves travel through walls and windows, some of the sound energy is transmitted while some is reflected or absorbed. By calculating the transmission coefficient for different building materials, architects and engineers can determine how effective a material will be in blocking noise. For instance, thicker walls or specially designed acoustic panels typically have a lower transmission coefficient, making them more effective at reducing sound transmission between rooms.Moreover, the transmission coefficient is not only limited to electromagnetic waves and sound; it also applies to other forms of energy transfer, such as thermal energy. In the context of heat transfer, the transmission coefficient can help assess how well a material insulates against heat loss. For example, double-glazed windows, which consist of two layers of glass with a space in between, have a lower transmission coefficient compared to single-pane windows. This means they are more effective at keeping heat inside during winter months and maintaining cooler temperatures during summer.Understanding the transmission coefficient also has implications in environmental science. For instance, when assessing the impact of pollutants in the atmosphere, scientists often study how different gases transmit infrared radiation. The transmission coefficient of certain greenhouse gases can indicate their potential to trap heat in the atmosphere, contributing to global warming. By analyzing these coefficients, researchers can develop better climate models and propose strategies to mitigate environmental impacts.In conclusion, the transmission coefficient is a fundamental concept that transcends various fields of study, including physics, engineering, architecture, and environmental science. Its ability to quantify the efficiency of energy transfer through different mediums makes it an invaluable tool for professionals working in these areas. Whether it’s improving communication technologies, enhancing building designs for better acoustics, or understanding climate change, the transmission coefficient serves as a key parameter for innovation and advancement. As we continue to explore the complexities of energy transfer, the significance of the transmission coefficient will undoubtedly grow, highlighting its essential role in both theoretical research and practical applications.

在物理学和工程学领域，传输系数的概念在理解不同材料如何与波（特别是电磁波）相互作用方面扮演着至关重要的角色。传输系数被定义为当波遇到两个介质之间的边界时，传输功率与入射功率的比率。这个比率很重要，因为它提供了关于通过材料传递多少能量的见解，这对于从电信到建筑声学等应用至关重要。为了更好地理解传输系数的重要性，考虑光纤电缆的例子。在电信中，光纤依靠光信号通过玻璃光纤的传输。这些电缆的效率可以通过它们的传输系数来测量。高传输系数表示大部分进入光纤的光被有效传输而没有显著损失，从而确保清晰和不间断的通信。相反，如果传输系数较低，则表明大量光被吸收或反射回去，导致信号衰减。传输系数在建筑设计中也是至关重要的，特别是在声音隔离方面。当声波通过墙壁和窗户传播时，一些声能被传输，而一些则被反射或吸收。通过计算不同建筑材料的传输系数，建筑师和工程师可以确定材料在阻挡噪音方面的有效性。例如，较厚的墙壁或专门设计的声学面板通常具有较低的传输系数，使它们在减少房间间声音传递方面更有效。此外，传输系数不仅限于电磁波和声音；它也适用于其他形式的能量转移，例如热能。在热传递的背景下，传输系数可以帮助评估材料抵御热损失的绝缘效果。例如，双层玻璃窗，由两层玻璃组成，中间有一层空隙，与单层窗户相比，其传输系数较低。这意味着它们在冬季保持室内热量和夏季维持较低温度方面更有效。理解传输系数在环境科学中也具有重要意义。例如，在评估大气中污染物的影响时，科学家们通常研究不同气体如何传递红外辐射。某些温室气体的传输系数可以指示它们在大气中捕获热量的潜力，从而导致全球变暖。通过分析这些系数，研究人员可以开发更好的气候模型并提出减轻环境影响的策略。总之，传输系数是一个基本概念，跨越多个研究领域，包括物理学、工程学、建筑学和环境科学。它量化不同介质能量转移效率的能力，使其成为在这些领域工作的专业人士的宝贵工具。无论是改善通信技术、增强建筑设计以获得更好的声学效果，还是理解气候变化，传输系数都作为创新和进步的关键参数。随着我们继续探索能量转移的复杂性，传输系数的重要性无疑会增长，突显其在理论研究和实际应用中的核心作用。