acousit (al) board是什么意思

用法例句

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.

着重从图书馆总体布局、楼板隔音、窗户隔声几方面叙述了图书馆的隔声降噪问题,以取得良好的建筑声环境。