sound insulation
短語(yǔ)詞組
- sound -insulation value 隔聲值
- sound d insulation materials 隔音材料
- sound d insulation 隔聲
- Sound proof insulation 隔音絕緣
- theoretical sound -insulation 隔聲理論
- building sound acoustic insulation lab 建筑隔聲實(shí)驗(yàn)室
- Fireproofing sound -insulation door 防火隔聲門(mén)
- DP 'apparent sound pressure insulation 表觀聲壓隔聲值 返回 sound insulation