anechoic room

简明释义

无回声室

英英释义

例句

1.The anechoic room is essential for calibrating microphones without external noise interference.

在没有外部噪音干扰的情况下，无回声室对于校准麦克风至关重要。

2.When designing headphones, engineers often rely on the anechoic room for accurate sound testing.

在设计耳机时，工程师通常依赖于无回声室进行准确的声音测试。

3.The sound engineer conducted tests in the anechoic room to ensure the highest audio quality.

音响工程师在无回声室中进行测试，以确保最高的音频质量。

4.Researchers use the anechoic room to measure the sound absorption properties of materials.

研究人员使用无回声室来测量材料的声吸收特性。

5.Students learn about acoustics by conducting experiments in the anechoic room at their university.

学生们通过在大学的无回声室进行实验来学习声学知识。

作文

An anechoic room is a special type of room designed to completely absorb sound and electromagnetic waves. These rooms are essential in various fields such as acoustics, electronics, and psychology. The term 'anechoic' derives from the Greek word 'an' meaning 'without' and 'echoic' meaning 'echo'. Therefore, an anechoic room can be literally translated to mean 'a room without echoes'. This unique environment allows researchers and engineers to conduct experiments without the interference of external noise or reflections, which is crucial for obtaining accurate results.One of the most significant uses of an anechoic room is in the field of audio engineering. Sound engineers use these rooms to test speakers, microphones, and other audio equipment. By eliminating echoes and background noise, they can accurately assess the quality of sound produced by these devices. In a typical setting, the walls, floor, and ceiling of an anechoic room are lined with sound-absorbing materials, often in the form of foam wedges or panels that trap sound waves rather than reflecting them. This creates a silent atmosphere where even the faintest sounds can be detected and analyzed.In addition to audio testing, anechoic rooms are also used in the field of psychoacoustics, which studies the psychological and physiological responses associated with sound. Researchers often conduct experiments in these rooms to understand how humans perceive sound in isolation. For example, they may study how different frequencies affect human emotions or how background noise influences concentration. The controlled environment of an anechoic room allows for precise measurements and observations, leading to valuable insights into human behavior.Moreover, anechoic rooms play a pivotal role in the development of electronic devices, particularly in the telecommunications industry. Engineers use these spaces to test antennas and other radio frequency equipment. By isolating the device from external radio signals, they can measure its performance accurately. This is critical for ensuring that devices function correctly in real-world situations, where interference from other signals can lead to poor performance.The experience of being in an anechoic room can be quite disorienting for many people. Due to the absence of sound, individuals may become acutely aware of their own bodily functions, such as their heartbeat or breathing. Some even report feelings of anxiety or discomfort, as the silence can be overwhelming. This phenomenon highlights the importance of sound in our daily lives and how accustomed we are to the constant background noise of our environments.In conclusion, an anechoic room is a vital tool across multiple disciplines, providing a controlled environment for sound and electromagnetic testing. Whether it's for audio engineering, psychological research, or electronic device testing, these rooms allow for unprecedented accuracy and understanding. As technology continues to advance, the importance of anechoic rooms will only grow, making them indispensable in the pursuit of knowledge and innovation.

无回声室是一种特殊类型的房间，旨在完全吸收声音和电磁波。这些房间在声学、电子学和心理学等多个领域中至关重要。“无回声”一词源于希腊语，其中“an”意为“没有”，“echoic”意为“回声”。因此，无回声室可以字面翻译为“没有回声的房间”。这种独特的环境使研究人员和工程师能够在没有外部噪音或反射干扰的情况下进行实验，这对于获得准确的结果至关重要。无回声室最重要的用途之一是在音频工程领域。声音工程师使用这些房间来测试扬声器、麦克风和其他音频设备。通过消除回声和背景噪音，他们可以准确评估这些设备所产生的声音质量。在典型的设置中，无回声室的墙壁、地板和天花板都用吸声材料覆盖，通常是泡沫楔形或面板，这些材料会捕捉声波而不是反射它们。这创造了一个安静的氛围，即使是最微弱的声音也可以被检测和分析。除了音频测试之外，无回声室还用于心理声学领域，研究与声音相关的心理和生理反应。研究人员通常在这些房间中进行实验，以了解人类在孤立状态下如何感知声音。例如，他们可能会研究不同频率如何影响人类情绪，或者背景噪音如何影响集中力。无回声室的受控环境允许精确的测量和观察，从而产生对人类行为的宝贵见解。此外，无回声室在电子设备开发中也发挥着关键作用，尤其是在电信行业。工程师使用这些空间测试天线和其他无线电频率设备。通过将设备与外部无线电信号隔离，他们可以准确测量其性能。这对于确保设备在现实世界中正常工作至关重要，因为其他信号的干扰可能导致性能不佳。在无回声室中的体验对于许多人来说可能是相当令人困惑的。由于缺乏声音，个体可能会对自己的身体功能变得非常敏感，例如心跳或呼吸。有些人甚至报告感到焦虑或不适，因为这种寂静可能会令人不知所措。这一现象突显了声音在我们日常生活中的重要性，以及我们对周围环境中不断存在的背景噪音的适应程度。总之，无回声室是多个学科的重要工具，为声音和电磁测试提供了受控环境。无论是用于音频工程、心理研究还是电子设备测试，这些房间都允许前所未有的准确性和理解。随着技术的不断进步，无回声室的重要性只会增加，使其在知识和创新的追求中不可或缺。