ISO 3382-3:2012 EN a6d253e1
Acoustics — Measurement of room acoustic parameters — Part 3: Open plan offices
废止
发布日期 :
2012-01-24
实施日期 :
ISO 5136:1990 EN a58a73eb
Acoustics — Determination of sound power radiated into a duct by fans — In-duct method
废止
发布日期 :
1990-12-06
实施日期 :