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This European Standard defines the means for evaluating the acoustic durability of Road Traffic Noise Reducing Devices.
In this European Standard, the sound absorption is characterised by the single-number rating of sound reflection DLRI as defined in CEN/TS 1793-5. The airborne sound insulation is characterised by single-number rating of airborne sound insulation DLSI as defined in CEN/TS 1793-5.
Reģistrācijas numurs (WIID)
34478
Darbības sfēra
This European Standard defines the means for evaluating the acoustic durability of Road Traffic Noise Reducing Devices.
In this European Standard, the sound absorption is characterised by the single-number rating of sound reflection DLRI as defined in CEN/TS 1793-5. The airborne sound insulation is characterised by single-number rating of airborne sound insulation DLSI as defined in CEN/TS 1793-5.
