<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 717-1:1996/Amd 1:2006]]> /cms/render/live/en/sites/isoorg/contents/data/standard/03/92/39289.html Ïã¸ÛÁùºÏ²Ê¿ª½± standards and projects Ïã¸ÛÁùºÏ²Ê¿ª½±.org 60 /modules/isoorg-template/img/iso/favicon/red/favicon1.ico http://www.iso.org/ <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 717-1:1996/Amd 1:2006]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½± 717-1:1996/Amd 1:2006 - Acoustics — Rating of sound insulation in buildings and of building elements — Part 1: Airborne sound insulation — Amendment 1: Rounding rules related to single number ratings and single number quantities]]> /cms/render/live/en/sites/isoorg/contents/data/standard/03/92/39289.html /cms/render/live/en/sites/isoorg/contents/data/standard/03/92/39289.html 2013-02-19