Home›Browse›secondary flow🌐EnglishEnglishDeutschРусскийفارسی中文日本語EntityQ689151· pop 5· linked from 183 articlessecondary flowSign in to saverelatively minor flow superimposed on the primary flowby inviscid assumptionsAvailable in 5 languagesDeutschHebrewNorwegian Nynorskفارسیvia Wikidata sitelinks · CC0