GB/T 19889.4-2005

Acoustics-Measurement of sound insulation in buildings and of building elements-Part4:Field measurements of airborne sound insulation between rooms

NORMA vydána dne 9.9.2005

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The information about the standard:

Designation standards: GB/T 19889.4-2005
Publication date standards: 9.9.2005
Country: Chinese technical standard
Kategorie: Technické normy GB