Acoustic performance of natural fibres of oil palm frond ( 30%) and acasia
Noise is often viewed as unwanted or excess sound which can be harmful to the human health. In order to filter all the unwanted noise, sound absorbers are invented. Sound absorbers are usually made up of sound absorbing materials which retains the excess sound by converting the sound energy into hea...
محفوظ في:
| المؤلف الرئيسي: | |
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| التنسيق: | |
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2023
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