Iniquitous
发表于 2025-3-25 04:13:46
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有发明天才
发表于 2025-3-25 07:36:36
Peter Taylor-Gooby,Benjamin Leruthise created by transportation can influence human health by causing loss of hearing, insomnia, headache and other diseases when they are exposed to noise pollution for a long time. Based on previous research, noise created by railways is getting increasing attention among researchers. Nowadays, the
CHOIR
发表于 2025-3-25 14:30:26
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Alpha-Cells
发表于 2025-3-25 18:38:09
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Devastate
发表于 2025-3-25 21:50:50
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轻快来事
发表于 2025-3-26 00:12:19
https://doi.org/10.1007/978-981-15-7463-4Noise reduction device; Sound Absorption Coefficient (SAC); Noise Reduction Coefficient (NRC); Reverber
Organonitrile
发表于 2025-3-26 05:56:51
978-981-15-7462-7The Editor(s) (if applicable) and The Author(s), under exclusive license to Springer Nature Singapor
frenzy
发表于 2025-3-26 10:37:33
Acoustic And Non-Acoustic Performance Coal Bottom Ash Concrete978-981-15-7463-4Series ISSN 2191-530X Series E-ISSN 2191-5318
按时间顺序
发表于 2025-3-26 15:09:54
https://doi.org/10.1007/978-1-137-05413-5ly in urban areas. Noise is one of the most negative impacts of transport affecting the quality of the environment. It affects a large number of people as it often causes annoyance and irritation which affect various human activities. Noise pollution had been treated as a public health concern by World Health Organization.
Ankylo-
发表于 2025-3-26 20:50:02
https://doi.org/10.1007/978-3-319-32811-9d in reverberation room (large scale). Impedance tube test is used for determination of the sound absorption coefficient concrete specimen. Meanwhile, reverberation time refers to the time needed for a steady-state sound pressure level in an enclosed space.