A study on comparison of noise reduction effect of a single-layer drainage asphalt pavement and double-layer drainage asphalt pavement: Part 2 long-term change of sound power level and frequency characteristic

Publisher: Institute of Noise Control Engineering

ISSN: 0736-2935

Source: INTER-NOISE and NOISE-CON Congress and Conference Proceedings, Vol.249, Iss.1, 2014-10, pp. : 5921-5927

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