大気環境・騒音振動 (1)

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[VII-15] Number of the axes of the sound power level-dependent examination of the elevated structure sound

*Hiroshi Itohata¹, Kimikazu Ikeya¹, Tkashi Okura¹, Tomoyuki Itiki², Tatuya Oota², Akinori Fukushima² (1. Nippon Expressway Research Institute Co., Ltd, 2. NEWS Environmental Design Inc)

Keywords:

Road traffic noise,Structure-borne noise of viaducts,Sound power level,Number of axes dependence

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