| 1. | There is a kind of rough wall surface , which is said to be sound-absorbing .
有一种墙面是麻的，据说可以吸音。 |
| 2. | Pave roads with low - noise resurfacing materials ; and
于道路表面铺设吸音物料及 |
| 3. | Standard classification for acoustical ceiling products
吸音顶棚产品的分类 |
| 4. | Animation of highway surfaced with noise absorptive materials
动画：高速公路路面铺上吸音物料 |
| 5. | Cork . sound absorbing composition cork in slabs . characteristics
软木.板状吸音复合软木.特性 |
| 6. | 3 noise absorption , sound insulation , hot insulation , fireproof
3吸音隔音隔热真正火烧不燃 |
| 7. | Sound absorption insulation and hot insulation
吸音隔音隔热 |
| 8. | Acoustical insulation and sealants
隔吸音绝缘和嵌缝材料 |
| 9. | Method for measurement of sound absorption coefficients in a reverberation room
混响室中吸音率的测量方法 |
| 10. | Acoustics . sound absorbers for use in buildings . rating of sound absorption
声学.建筑物用吸音器.吸音额定值 |
