acoustic silencer

基本解釋

The advantages and shortcomings of the three methods for the prediction of silencer acoustic attenuation performance are discussed.
通過(guò)算例分析和縂結(jié)三種方法預(yù)測(cè)消聲器聲學(xué)性能的優(yōu)缺點(diǎn)。
After a white noise signal has been taken as the input of a standard sound source, a static acoustic test is conducted for a prototype silencer without air flow and at the normal temperature.
採(cǎi)用白噪聲信號(hào)作爲(wèi)標(biāo)準(zhǔn)聲源的輸入信號(hào)，在常溫?zé)o氣流條件下對(duì)消聲器實(shí)物模型進(jìn)行了靜態(tài)放聲試騐。