DIN EN ISO 3822-4 (1997-03)现行
Acoustics - Laboratory tests on noise emission from appliances and equipment used in water supply installations Part 4: Mounting and operating conditions for special appliances (ISO 3822-4:1997); German version EN ISO 3822-4:1997
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
ISO 3822-4:1997 - Identical
NS EN ISO 3822-4 Ed. 1 (1997) - Identical
I.S. EN ISO 3822-4:1997 - Identical
UNI EN ISO 3822-4:1998 - Identical
NF EN ISO 3822-4:1997 - Identical
NBN EN ISO 3822-4:1997 - Identical
ONORM EN ISO 3822-4:1997 - Identical
BS EN ISO 3822-4:1997 - Identical
UNE EN ISO 3822-4:1997 - Identical
SN EN ISO 3822-4:1997 - Identical
NEN EN ISO 3822-4:1997 - Identical
SS EN ISO 3822-4 Ed. 1 (1997) - Identical
