🌐EnglishEnglishDeutschEspañolFrançaisالعربية中文日本語EntityQ7281315· pop 7· linked from 30 articlesradiosityphysical quantity in radiometryAvailable in 7 languagesEspañolFrançaisDeutsch中文العربيةCzechvia Wikidata sitelinks · CC0ConnectionsInternational System of UnitsEntitynuEntityCategoriesPhysical quantitiesRadiometry