声级差
It was also found that the sound pressure level difference was lower in equal, symmetric room than in unequal, asymmetric room configurations.
并且,声源室与受声室的体积以及两房间是否对称,皆对房间的隔声有影响。
英语网 · 双语娱乐资讯
英语网 · 双语新闻
英语网 · 英语口语