sound absorption coefficient

基本解釋

• [聲] 吸聲系數(shù)

英漢例句

雙語例句

• Methods Use a standing wave tube to measure the sound absorption coefficient of many kinds of grain.
  采用駐波管法測量了多種糧食的吸聲系數(shù)。
• In the present paper, the effects of EPR, blowing agent, plasticizer and rock-wool content on the sound absorption coefficient of the foamed materials were also studied and analysed…
  還對乙丙橡膠用量、增塑劑用量、發(fā)泡劑用量和巖棉用量對材料吸聲性能的影響做了研究。
• 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;
  鋁硅閉孔泡沫鋁的孔隙率和厚度對其吸聲性能影響顯著：吸聲系數(shù)隨孔隙率增加而增加；

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詞組短語

短語

• sound power absorption coefficient 聲功率吸收系數(shù)
• sound d absorption coefficient 吸聲率
• statistical sound power absorption coefficient 統(tǒng)計聲功率吸收系數(shù)
• normal sound absorption coefficient 法向吸聲系數(shù)
• The sound absorption coefficient 吸聲系數(shù)

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專業(yè)釋義

機械工程

• 吸聲系數(shù)

  Sound absorption coefficient is usually defined in frequency domain for which the plane wave is used as incident wave,however,this situation may not be the case for in-situ measurement.
  吸聲系數(shù)是針對平面波入射條件下定義的聲學參量。 在實際(或現(xiàn)場)測量時,往往不滿足平面波入射條件。

  土木建筑工程

• 吸聲系數(shù)

  Based on comparing this method with traditional method-standing wave ratio in laboratory testing, this paper applied this method to determine the sound absorption coefficient in the condition of perpendicular incidence in-situ .
  筆者在將其與傳統(tǒng)的駐波比法進行實驗室測量比較的基礎上,將這種方法應用于現(xiàn)場條件下材料垂直入射吸聲系數(shù)測量。

• 聲吸收系數(shù)
• 吸聲率

物理學

• 吸音系數(shù)
• 吸聲系數(shù)