1) sound-absorbing materials
吸音物料
2) acoustic material
吸音材料
1.
According to the architecture of cinemas and in order to achieve indoor noise reduction by ab- sorption, new acoustic materials, such as imported glass wool (50 thick, 48kg/m3), imported acoustic upholstery fabrics with fire retardant coating on backs, and V-mode dedicated New PVC framing with cavity inside, are applied to four walls of the audience hall.
根据影院的建筑结构,为了满足室内的吸声降噪效果,在影院观众厅四周墙体均采用了新型吸音材料,50厚48kg/m3的进口玻璃棉,进口透声装饰布背面喷防火涂料,V形专用PVC新型龙骨,中间设置空腔。
3) sound deadening coating
吸音涂料
4) sound-insulating materials
隔音物料
5) sound overlay
吸音覆盖物
6) noise absorbent material of metro
地铁吸音材料
补充资料：音曲
1.乐声曲调。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条