cavity
发表于 2025-3-23 12:45:26
Energy Access in Sub-Saharan Africa,lations having reduced emission power levels L. of passenger cars, motorcycles and trucks in Europe on average 6, 9, respectively 12 dB(A) in the last 20 years. The decisive . is rising particularly due to surging traffic on an increasingly denser grid of streets, roads and highways. Noise disturban
文件夹
发表于 2025-3-23 14:41:29
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emission
发表于 2025-3-23 18:26:49
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CESS
发表于 2025-3-23 22:17:58
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替代品
发表于 2025-3-24 03:33:15
https://doi.org/10.1057/9781403946041s even narrowband noise spectra, and often are exposed to extreme mechanical, chemical and thermal loads. Every new application presents a challenge and demands innovative solutions, be it to minimize . (in ventilation systems) or to prevent overheating (of engines). In some cases, the soiling probl
libertine
发表于 2025-3-24 08:37:50
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AVANT
发表于 2025-3-24 14:27:22
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ENDOW
发表于 2025-3-24 16:35:00
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lesion
发表于 2025-3-24 20:30:43
https://doi.org/10.1057/9781403946041d consulting engineers and architects to design current state-of-the-art noise control and room acoustic measures. Special emphasis is on damping at low frequencies and using fiber-free absorbers with smooth closed surfaces, innovative tools and devices to solve acute acoustical problems.
我不死扛
发表于 2025-3-24 23:47:03
Finance and Capital Markets Seriesview of the first edition of this book with this provocative question: “Where do most acousticians work? As owners or employees of acoustic engineering firms? In teaching or research? In the building industry? For noise control authorities? Wrong. The answer is: in the automobile industry. All impor