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单词 Ultrasonic attenuation
释义

Ultrasonic attenuation

英语百科

Attenuation

Frequency-dependent attenuation of electromagnetic radiation in standard atmosphere.
Diffuse reflection

In physics, attenuation (in some contexts also called extinction) is the gradual loss in intensity of any kind of flux through a medium. For instance, dark glasses attenuate sunlight, lead attenuates X-rays, and water attenuates both light and sound.

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更新时间:2025/6/17 6:06:09