
Acoustics-Measurement of sound insulation in buildings and of building elements-Part 3:Laboratory measurements of airborne sound insulation of building elements
NORMA vydána dne 9.9.2005
Designation standards: GB/T 19889.3-2005
Note: NEPLATNÁ
Publication date standards: 9.9.2005
Country: Chinese technical standard
Kategorie: Technické normy GB