rate of attenuation

简明释义

衰减率

英英释义

例句

1.The rate of attenuation for this material is significantly lower than others.

这种材料的衰减率明显低于其他材料。

2.In acoustic engineering, the rate of attenuation determines how sound travels through different mediums.

在声学工程中，衰减率决定了声音如何通过不同媒介传播。

3.Engineers must consider the rate of attenuation when designing communication systems.

工程师在设计通信系统时必须考虑衰减率。

4.The rate of attenuation in this fiber optic cable affects the overall signal quality.

这种光纤电缆中的衰减率影响整体信号质量。

5.A higher rate of attenuation can lead to weaker signals over long distances.

较高的衰减率可能导致长距离信号减弱。

作文

In the field of physics and engineering, the concept of rate of attenuation plays a crucial role in understanding how various signals and waves behave as they travel through different mediums. The rate of attenuation refers to the measure of how much a signal decreases in strength or intensity as it propagates over distance. This phenomenon is particularly significant in telecommunications, acoustics, and even in the study of light. When we consider communication systems, for instance, the rate of attenuation can have a profound impact on the quality of the transmitted signal. As the signal travels through cables or the atmosphere, it encounters obstacles and varying conditions that can lead to a loss of energy. This loss can be quantified by the rate of attenuation, which is often expressed in decibels per unit length, such as dB/km.Understanding the rate of attenuation is essential for engineers and scientists as they design systems to transmit information efficiently. For example, in fiber optic communications, the rate of attenuation is a critical factor that determines how far a signal can travel without needing amplification. A lower rate of attenuation means that the signal can travel farther without degradation, which is why researchers continuously strive to develop materials with better optical properties.Moreover, the rate of attenuation is not only limited to electromagnetic signals but also applies to sound waves. In acoustics, the rate of attenuation describes how sound loses its energy as it moves through air or other materials. This is particularly important in architectural acoustics, where understanding how sound behaves in different environments can lead to better designs for concert halls and auditoriums. By analyzing the rate of attenuation, architects can create spaces that enhance sound quality rather than hinder it.In environmental science, the rate of attenuation can also refer to how pollutants disperse in the atmosphere or water bodies. Understanding this rate helps scientists predict how long harmful substances will remain in a given area and their potential impact on ecosystems and human health. For instance, if a chemical spill occurs, knowing the rate of attenuation of that chemical can inform cleanup efforts and public safety measures.In summary, the rate of attenuation is a fundamental concept across various disciplines, including telecommunications, acoustics, and environmental science. Its implications are vast, affecting everything from the clarity of a phone call to the effectiveness of sound in a theater and the management of environmental contaminants. By grasping the importance of the rate of attenuation, professionals in these fields can make informed decisions that enhance technology, improve designs, and protect our environment. Therefore, continuous research and development aimed at minimizing the rate of attenuation in different contexts are vital for progress in science and technology.

在物理和工程领域，衰减率这一概念在理解各种信号和波在不同介质中传播时的行为方面发挥着至关重要的作用。衰减率是指信号在传播过程中强度或强度减少的程度。这种现象在电信、声学甚至光的研究中尤为重要。当我们考虑通信系统时，衰减率对传输信号的质量有深远的影响。信号在电缆或大气中传播时，会遇到障碍物和不同的条件，导致能量损失。这种损失可以通过衰减率来量化，通常以每单位长度的分贝（如dB/km）表示。理解衰减率对工程师和科学家设计高效的信息传输系统至关重要。例如，在光纤通信中，衰减率是决定信号在不需要放大的情况下能传播多远的关键因素。较低的衰减率意味着信号可以在不降质的情况下传播得更远，这就是为什么研究人员不断努力开发具有更好光学特性的材料。此外，衰减率不仅限于电磁信号，还适用于声波。在声学中，衰减率描述了声音在空气或其他材料中移动时如何失去能量。这在建筑声学中尤为重要，通过了解声音在不同环境中的行为，可以设计出更好的音乐厅和礼堂。通过分析衰减率，建筑师可以创造出增强音质而不是阻碍音质的空间。在环境科学中，衰减率也可以指污染物在大气或水体中的扩散速度。理解这一速率有助于科学家预测有害物质在特定区域内会存在多久及其对生态系统和人类健康的潜在影响。例如，如果发生化学泄漏，了解该化学物质的衰减率可以为清理工作和公共安全措施提供信息。总之，衰减率是多个学科中的一个基本概念，包括电信、声学和环境科学。它的影响广泛，影响着从电话通话的清晰度到剧院中声音的效果以及环保污染物的管理。因此，旨在最小化不同背景下衰减率的持续研究和发展对于科学和技术的进步至关重要。