
Acoustics - Guidelines For Noise Control In Offices And Workrooms By Means Of Acoustical Screens
出版:International Organization for Standardization

專家解讀視頻
60.00 (2004) [21/04/2004]50.20 (2004) [11/02/2004]50.00 (2003) [31/10/2003]40.60 (2002) [11/01/2002]40.20 (2001) [19/07/2001]40.00 (2001) [10/07/2001]
DIN ISO 17624 (2000-12) - Identical