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DIN EN ISO 140-1:1998-03

Отменен
Acoustics - Measurement of sound insulation in buildings and of building elements - Part 1: Requirements for laboratory test facilities with suppressed flanking transmission (ISO 140-1:1997); German version EN ISO 140-1:1997 — 11 стр.
ICS
91.120.20 Acoustics in building. Sound insulation / Акустика в зданиях. Звукоизоляция