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DIN EN ISO 11546-1/A1:2009-06

Отменен
Acoustics - Determination of sound insulation performances of enclosures - Part 1: Measurements under laboratory conditions (for declaration purposes) (ISO 11546-1:1995); English version FprEN ISO 11546-1:2009, Amendment 1
DIN EN ISO 11546-1/A1:2009-06
Отменен