electret

简明释义

英[ɪˈlektrət]美[ɪˈlektrɪt]

n. 驻极体；电介体

英英释义

单词用法

同义词

反义词

例句

1.Electret air filter material has superior filter performance, so it is considered as ideal filter material for coal-dust stained yarn.

驻极体空气过滤材料具有优良的过滤性能，是治理“煤灰纱”的理想过滤材料。

2.The electret fiber and the electret nonwoven are manufactured in this experiment, and their properties are analyzed by SEM, DSC and or so.

通过制备驻极体纤维和驻极体熔喷非织造布，并对成品进行电镜分析，并进行力学性能、透气、透湿、 过滤性等方面测试。

3.The USX800-HC condenser version features an electret condenser capsule to provide smooth response and exceptional clarity - perfect for clear, crisp vocal projection.

在USX800 -慧聪冷凝器版本提供驻极体囊，以提供顺畅的反应和出色的清晰度-清晰，脆声投影完美。

4.The electret microphone tester is used to test electret microphone's sensitivity and frequency response.

驻极体传声器测试仪是用来测试传声器的灵敏度及频率响应的。

5.The electrical characteristics in preparation process of corona charged polypropylene electret are discussed.

本文对电晕带电的聚丙烯驻极体制作中的电特性作了研究。

6.It specilizes in manufacture of carious circyle receiver electret receiver and accessories of various telecommunication product.

专业生产各种动圈受话器、驻极体话筒及多种通信产品配件。

7.In combination with its excellent mechanical property, it is possible that ETFE is used as electret diagram of the electret microphone.

组合ETFE突出的力学性能，使其有望作为驻极体声传感器的储电振膜。

8.The microphone uses an electret 驻极体 to capture sound with high sensitivity.

该麦克风使用一个electret 驻极体来高灵敏度地捕捉声音。

9.In many modern audio devices, an electret 驻极体 is preferred for its compact size and efficiency.

在许多现代音频设备中，electret 驻极体因其紧凑的尺寸和高效性而受到青睐。

10.The electret 驻极体 in this headset ensures clear voice transmission during calls.

这款耳机中的electret 驻极体确保通话时声音传输清晰。

11.When designing a new speaker, engineers often consider the role of the electret 驻极体 in sound reproduction.

在设计新扬声器时，工程师们常常考虑electret 驻极体在声音再现中的作用。

12.The electret 驻极体 technology has revolutionized portable audio equipment.

electret 驻极体技术彻底改变了便携式音频设备。

作文

In the realm of modern technology, the term electret refers to a dielectric material that has a quasi-permanent electric charge or dipole polarization. This fascinating property has made electrets an essential component in various applications, particularly in microphones and electrostatic speakers. Understanding the significance of electrets can provide insights into how they have revolutionized sound technology and other fields. The concept of electrets was first introduced in the 20th century, and since then, researchers have explored their potential extensively. Unlike traditional capacitors that require an external power source to maintain an electric field, electrets can retain their charge for extended periods, sometimes even years. This unique characteristic allows them to be used in devices that benefit from stable and consistent electric fields without the need for continuous power supply. One of the most common uses of electrets is in the construction of microphones, particularly electret condenser microphones (ECMs). These microphones are widely utilized in various applications, from consumer electronics like smartphones and laptops to professional audio equipment. The electret within these microphones creates a stable electric field that interacts with sound waves, converting acoustic energy into electrical signals. The efficiency and compact size of electrets make them ideal for portable devices, where space and power consumption are critical considerations. Moreover, electrets are also employed in electrostatic speakers. In these devices, electrets serve as the diaphragm, which vibrates in response to an audio signal. The result is a high-fidelity sound reproduction that is both lightweight and efficient. The use of electrets in this context highlights their versatility and ability to enhance audio quality across various platforms. Beyond audio technology, electrets have found applications in fields such as telecommunications, sensors, and even medical devices. For instance, they can be used in pressure sensors and accelerometers, where the stable electric field provided by electrets contributes to accurate measurements. In the medical field, electrets can be used in devices that monitor physiological signals, allowing for more precise diagnostics and patient monitoring. The manufacturing process of electrets involves several techniques, including charging via corona discharge, contact electrification, and more. Researchers continue to innovate in this area, seeking to improve the performance and longevity of electrets. As technology advances, the potential for new applications is vast, making electrets a subject of ongoing research and development. In conclusion, the term electret represents a significant advancement in materials science and engineering. Their ability to maintain a stable electric charge without continuous power input has led to revolutionary changes in audio technology and beyond. As we move forward, the continued exploration of electrets promises to unlock new possibilities in various technological domains, enhancing our daily lives in ways we may not yet fully comprehend. Understanding electrets is not just about grasping a technical term; it is about recognizing the impact of this remarkable material on our modern world.

在现代科技领域，术语electret指的是一种具有准永久电荷或偶极极化的电介质材料。这种迷人的特性使得electrets成为各种应用中的重要组成部分，特别是在麦克风和静电扬声器中。理解electrets的重要性可以为我们提供对其如何革新声音技术以及其他领域的深入见解。 Electrets的概念最早在20世纪被提出，从那时起，研究人员广泛探索了它们的潜力。与传统电容器需要外部电源来维持电场不同，electrets可以在很长一段时间内保持其电荷，有时甚至长达数年。这种独特的特性使得它们可以用于受益于稳定且一致的电场而无需持续电源的设备。 Electrets最常见的用途之一是在麦克风的构造中，尤其是电致电容麦克风（ECMs）。这些麦克风广泛应用于从智能手机和笔记本电脑等消费电子产品到专业音频设备的各种应用中。Electret在这些麦克风中创建一个稳定的电场，与声波相互作用，将声能转换为电信号。Electrets的高效性和紧凑尺寸使其成为便携设备的理想选择，在这些设备中，空间和功耗是关键考虑因素。 此外，electrets还用于静电扬声器。在这些设备中，electrets作为振膜，响应音频信号振动。结果是高保真声音重现，既轻巧又高效。在这个背景下使用electrets突显了它们的多功能性和提升音质的能力。 除了音频技术，electrets还在电信、传感器甚至医疗设备等领域找到了应用。例如，它们可以用于压力传感器和加速度计，其中electrets提供的稳定电场有助于准确测量。在医疗领域，electrets可以用于监测生理信号的设备，从而实现更精确的诊断和患者监测。 Electrets的制造过程涉及多种技术，包括通过电晕放电充电、接触电气化等。研究人员在这一领域继续创新，寻求改善electrets的性能和耐久性。随着技术的发展，新应用的潜力是巨大的，这使得electrets成为持续研究和开发的主题。 总之，术语electret代表了材料科学和工程领域的重要进展。它们能够在没有持续电源输入的情况下保持稳定电荷的能力，已经导致音频技术及其他领域的革命性变化。随着我们向前发展，对electrets的持续探索承诺将解锁各个技术领域的新可能性，以我们尚未完全理解的方式增强我们的日常生活。理解electrets不仅仅是掌握一个技术术语；它是认识到这种非凡材料对我们现代世界影响的过程。