🌐EnglishEnglishDeutschEspañolFrançaisNederlandsTürkçeРусскийفارسیहिन्दी中文日本語EntityQ674181· pop 15· linked from 79 articlesDean numbercharacteristic number of flows in curved pipesAvailable in 15 languagesEspañolFrançaisDeutsch中文日本語Русскийहिन्दीBosnianCatalanFinnishNederlandsConnectionsNavier–Stokes equationsEntityGreat BritainEntityCategoriesDimensionless numbers of fluid mechanicsFluid dynamics