Have set up the relation equation of porosity pervious concrete and its average sound absorption coefficient . This equation can evaluate the sound-absorbing ability of different porosity pervious concrete pavement.
英
美
- 經(jīng)過(guò)對不同孔隙率透水性混凝土吸聲系數的研究,建立了透水性混凝土孔隙率與平均吸聲系數的關(guān)系方程,該方程可用于評估透水性混凝土鋪裝吸聲降噪能力。
