DIN EN 1793-2 (2017-01)現行
Road traffic noise reducing devices - Test method for determining the acoustic performance Part 2: Intrinsic characteristics of airborne sound insulation under diffuse sound field conditions; German and English version prEN 1793-2:2016
出版：German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻
DRAFT 2017 issued in January 2017. (01/2017)
UNI EN 1793-2:2013 - Identical
UNE EN 1793-2:1998 - Identical
BS EN 1793-2:2012 - Identical
NBN EN 1793-2:2013 - Identical
NF EN 1793-2:2013 - Identical
NEN EN 1793-2:2012 - Identical
SS EN 1793-2 Ed. 2 (2012) - Identical
UNE EN 1793-2:2014 - Identical
EN 1793-2:2012 - Identical
