sound absorption property的意思|示意

Its good characteristics include low cost high durability and good property of sound absorption.

它具有成本低、耐久性高、吸声性能好的特点。

The results show that the sound absorption property of gradual porous aluminium alloy is improved by about 55% compared with normal porous aluminium alloy.

结果表明：梯度孔径多孔铝合金的吸声性能较现有多孔铝合金提高约55%，其宽频吸声性能优异。

The sound absorption coefficiet of osb was tested by the stationary wave method. the results showed that the osb had good sound absorption property compared with brick and concrete.

采用驻波管法测定定向结构刨花板的吸声系数，分析比较了定向结构刨花板与砖、混凝土吸声性能的差异。结果表明，定向结构刨花板具有良好的吸声性能。

The porosity and thickness affect markedly on the sound absorption property of Al-Si closed-cell aluminum foam: the sound absorption coefficient increases along with increasing porosity;

铝硅闭孔泡沫铝的孔隙率和厚度对其吸声性能影响显著：吸声系数随孔隙率增加而增加；

Its good characteristics include low cost, high durability and good property of sound absorption.

它具有成本低、耐久性高、吸声性能好的特点。

The sound absorption properties of foamed aluminum are introduced and the effects of thickness, porosity, compression ratio, air cavity depths on sound absorption property are studied.

介绍了泡沫铝的吸声特性，研究了泡沫铝的厚度、孔隙率、压缩率、空腔对其吸声性能的影响。