強(qiáng)度
The calculated results show that the use of rubber could decrease the sound reflection intersity of multiple-layer srtucture, and reach the aim to eliminate noise effectively. 計(jì)算結(jié)果表明，增加消聲橡膠層可以有效的降低多層結(jié)構(gòu)的聲反射能力，較好的達(dá)到降低目標(biāo)聲反射強(qiáng)度的目的。
