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DIN EN ISO 140-12:2000-03

Отменен
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 (ISO 140-12:2000); German version EN ISO 140-12:2000 — 10 стр.
ICS
91.120.20 Acoustics in building. Sound insulation / Акустика в зданиях. Звукоизоляция