Sign in | English | Terms of Use
DictionaryForumContacts

   Chinese ⇄
Google | Forvo | +
隔音系数
phys. noise insulation factor
tech. acoustic reduction factor; acoustical reduction factor; coefficient of sound insulation; noise insulator factor
隔音声降系数
archit. acoustical reduction factor

 The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error | Get short URL | Language Selection Tips