A rubber plate with a steel back lined with air through a periodic cylindrical cavity is calculated. The transmission medium is the transmission and sound absorption coefficient of water. The effects of rubber and steel plate as pressure acoustics and pressure acoustics were compared respectively.

Filename	Size	Update
空心圆柱的橡胶和钢板都作为压力声学的透射吸声.mph	70292455	2018-01-05

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