GB/T 19889.1-2026

Acoustics—Field measurement of sound insulation in buildings and of building elements—Part 1: Airborne sound insulation between rooms

NORMA vydána dne 28.1.2026

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The information about the standard:

Designation standards: GB/T 19889.1-2026
Note: K dispozici od: srpen 2026
Publication date standards: 28.1.2026
Country: Chinese technical standard
Kategorie: Technické normy GB