I.S. EN ISO 140-12:2000被替代
Acoustics - Measurement Of Sound Insulation In Buildings And Of Building Elements Part 12: Laboratory Measurement Of Room-to-room Airborne And Impact Sound Insulation Of An Access Floor
出版：National Standards Authority of Ireland
专家解读视频
Covers a laboratory method to measure the airborne and impact sound insulation of an access floor with a plenum of defined height mounted below an acoustical barrier which separates two rooms of a specified test facility.
ISO 140-12:2000 - Identical
SS EN ISO 140-12 Ed. 1 (2000) - Identical
NEN EN ISO 140-12:2000 - Identical
UNE EN ISO 140-12:2000 - Identical
NS EN ISO 140-12 Ed. 1 (2000) - Identical
UNI EN ISO 140-12:2001 - Identical
NBN EN ISO 140-12 Ed. 1 (2000) - Identical
NF EN ISO 140-12:2000 - Identical
ONORM EN ISO 140-12:2000 - Identical
DIN EN ISO 140-12 (2000-03) - Identical
SN EN ISO 140-12:2000 - Identical
BS EN ISO 140-12:2000 - Identical
