RO
STAS 9783/3-84
Building acoustics. Directional diffusity index of auditoria. Method for determination
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Status :
Valid
Approval date : 1/1/1984
Publish date : 5/1/1984
Number of pages : 2
ICS : 91.120.10 Thermal insulation,91.120.20 acoustics in building.Sound insulation
Technical Committee : 276 - Building acoustics
- Replaces STAS 9783/3-76