<![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/CIE TS 22012:2019]]> /cms/render/live/en/sites/isoorg/contents/data/standard/07/23/72353.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±/CIE TS 22012:2019]]> <![CDATA[Ïã¸ÛÁùºÏ²Ê¿ª½±/CIE TS 22012:2019 - Light and lighting — Maintenance factor determination — Way of working]]> /cms/render/live/en/sites/isoorg/contents/data/standard/07/23/72353.html /cms/render/live/en/sites/isoorg/contents/data/standard/07/23/72353.html 2023-01-20