Home›Mechanical failure›失效物理学🌐中文EnglishРусскийفارسی中文EntityQ7189696· pop 5· linked from 9 articles失效物理学mechanical design approachAvailable in 5 languages中文РусскийCzechفارسیvia Wikidata sitelinks · CC0ConnectionsWorld War IIConceptWayback MachineEntityCategoriesMechanical failure