1)Acoustical board,吸(隔)音板2)acoustical lining,吸音隔板3)acoustic board,吸音板;隔音板，吸声板4)sound absorbing baffle,隔音板;吸声板5)sound isolation of floor,楼板隔音6)rubber slab for noise deadening,隔音胶板
用法和例句
This paper emphatically discusses the issue of separating sound and reducing noise in the library by means of overall layout,sound isolation of floor and windows to acquire good sound surroundings.