attenuator

简明释义

英[əˈtenjueɪtə(r)]美[əˈtenjueɪtər]

n. [电子] 衰减器；[生化] 弱化子

英英释义

单词用法

同义词

反义词

例句

1.One position detented rotary control precision input attenuator per channel.

一个位置控制精度拘禁旋转输入衰减器每通道。

2.The result shows that the CFD analysis method is effective to simulate the performance of the attenuator.

将CFD的分析结果同传统的分析方法相比较，结果表明：CFD的分析方法可以有效地模拟衰减器的特性。

3.Line - type fixed attenuator using all fiber structure, stable and reliable performance.

在线型固定衰减器采用全光纤结构，性能稳定可靠。

4.To vary the power of microwave chemistry reactions, a high-power variable attenuator is designed.

为了满足微波化学反应对功率可变的要求，设计了高功率可调衰减器。

5.Simulant attenuator has been widely applied in microwave and radio networks with MMICS and PIN diode networks.

模拟衰减器在射频和微波网络中有广泛的应用，可用砷化镓mmics和PIN二极管网络实现。

6.Three forms of pulsation attenuator models were designed and their performance parameters were determined.

设计了三种形式的供浆系统脉冲衰减器模型并测定其性能参数。

7.For a same material, the attenuator 's effect depends on the states of the combined detonation profiles to some extent.

就同种材料的隔层来说，组合爆轰波形的状态不同，隔层对组合爆轰波形的影响程度也不同。

8.This paper introduces the principal theory, process and test technology of variable optical attenuator.

本文分析了集成化可变光学衰减器的工作原理、工艺制作和测试技术。

9.The audio engineer adjusted the attenuator to reduce the signal level before it reached the speakers.

音频工程师调整了衰减器，以在信号到达扬声器之前降低信号级别。

10.In optical systems, an attenuator is used to control the intensity of light.

在光学系统中，衰减器用于控制光的强度。

11.The telecommunications technician installed a fiber optic attenuator to manage signal loss over long distances.

电信技术员安装了一个光纤衰减器以管理长距离传输中的信号损失。

12.For better sound quality, we need to replace the faulty attenuator in the mixing console.

为了获得更好的音质，我们需要更换混音台中故障的衰减器。

13.An attenuator can be used in radio frequency applications to prevent distortion.

在无线电频率应用中，可以使用衰减器来防止失真。

作文

In the realm of telecommunications and signal processing, the term attenuator refers to a device that reduces the amplitude or power of a signal without significantly degrading its quality. This function is crucial in various applications where managing signal strength is necessary for optimal performance. For instance, in radio frequency (RF) communication, an attenuator can help prevent distortion caused by overly strong signals that could overwhelm the receiver. By carefully controlling the signal levels, engineers can ensure that the communication remains clear and effective. The design of an attenuator can vary widely, depending on its intended use. Passive attenuators, which do not require any external power source, are commonly used due to their simplicity and reliability. These devices typically consist of resistive elements that dissipate energy as heat, thereby lowering the signal strength. On the other hand, active attenuators utilize powered components to achieve greater control over the signal, allowing for more sophisticated adjustments. One important application of attenuators is in audio engineering. In recording studios, sound engineers often use attenuators to manage the levels of various audio signals. For example, when mixing multiple tracks, it is essential to balance the volume levels to create a harmonious final product. An attenuator can help achieve this balance by reducing the level of certain tracks without introducing unwanted noise or distortion. This ensures that each element of the mix can be heard clearly, contributing to a polished and professional sound. In addition to telecommunications and audio, attenuators also play a significant role in optical systems. In fiber optic communications, attenuators are used to reduce the intensity of light signals traveling through the fiber. This is particularly important in long-distance transmission, where signal degradation can occur due to scattering and absorption. By using attenuators, engineers can maintain the integrity of the signal over extended distances, ensuring reliable communication. Furthermore, attenuators are vital in laboratory settings for testing and measurement purposes. When conducting experiments that involve various signal sources, researchers often need to control the input levels to prevent equipment damage or inaccurate readings. An attenuator allows them to safely adjust the signal strength while preserving the integrity of the data being collected. Overall, the importance of attenuators in modern technology cannot be overstated. They serve as essential tools in various fields, from telecommunications to audio engineering and optical systems. By effectively managing signal strength, attenuators enable clearer communication, higher quality sound, and more accurate measurements. As technology continues to advance, the role of attenuators will likely expand, leading to even more innovative applications and improvements in signal processing techniques. Understanding how to utilize these devices effectively will be crucial for professionals working in any field that relies on precise signal management.

在电信和信号处理领域，术语attenuator指的是一种降低信号幅度或功率的设备，而不会显著降低其质量。这一功能在各种应用中至关重要，因为管理信号强度对于最佳性能是必要的。例如，在无线电频率（RF）通信中，attenuator可以帮助防止由于过强信号而导致的失真，这可能会压倒接收器。通过仔细控制信号水平，工程师可以确保通信保持清晰和有效。 attenuator的设计可以根据其预期用途而有所不同。被动attenuators通常不需要任何外部电源，因此因其简单性和可靠性而被广泛使用。这些设备通常由电阻元件组成，这些元件将能量以热量的形式散发，从而降低信号强度。另一方面，主动attenuators利用供电组件来实现对信号的更大控制，从而允许更复杂的调整。 attenuators的一个重要应用是在音频工程中。在录音室中，声音工程师经常使用attenuators来管理各种音频信号的水平。例如，在混合多条轨道时，平衡音量水平对于创造和谐的最终产品至关重要。attenuator可以通过降低某些轨道的水平而不会引入不必要的噪音或失真来帮助实现这种平衡。这确保了混合中的每个元素都能清晰可闻，从而有助于产生高质量和专业的声音。 除了电信和音频，attenuators在光学系统中也发挥着重要作用。在光纤通信中，attenuators用于降低通过光纤传播的光信号的强度。这在长距离传输中尤其重要，因为信号衰减可能由于散射和吸收而发生。通过使用attenuators，工程师可以在较长距离内保持信号的完整性，从而确保可靠的通信。 此外，attenuators在实验室环境中进行测试和测量时至关重要。当进行涉及各种信号源的实验时，研究人员通常需要控制输入水平，以防止设备损坏或读数不准确。attenuator使他们能够安全地调整信号强度，同时保持所收集数据的完整性。 总的来说，attenuators在现代技术中的重要性不可低估。它们作为各种领域的基本工具，从电信到音频工程和光学系统。通过有效管理信号强度，attenuators能够实现更清晰的通信、更高质量的声音和更准确的测量。随着技术的不断进步，attenuators的角色可能会扩大，从而导致更具创新性的应用和信号处理技术的改进。了解如何有效利用这些设备对于任何依赖精确信号管理的领域的专业人士来说都是至关重要的。