1、 IEC 61672-2 Edition 2.1 2017-04 CONSOLIDATED VERSION VERSION CONSOLIDE Electroacoustics Sound level meters Part 2:Pattern evaluation tests Electroacoustique Sonomtres Partie 2:Essais dvaluation dun modle IEC 61672-2:2013-09+AMD1:2017-04 CSV(en-fr)colourinside THIS PUBLICATION IS COPYRIGHT PROTECTED
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