Road traffic noise reducing devices. Test method for determining the acoustic performance - Intrinsic characteristics. In situ values of airborne sound insulation under direct sound field conditions
Road traffic noise reducing devices. Test method for determining the acoustic performance - Intrinsic characteristics. In situ values of airborne sound insulation under direct sound field conditions
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Road traffic noise reducing devices. Test method for determining the acoustic performance - Intrinsic characteristics. In situ values of airborne sound insulation under direct sound field conditions

£246.00
£246.00
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