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Created with an evaluation copy of Aspose.Words. To discover the full versions of our APIs please visit: :products.asposewordsCreated with an evaluation copy of Aspose.Words. To discover t
Created with an evaluation copy of Aspose.Words. To discover the full versions of our APIs please visit: :products.asposewords
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2007 2007东北大学机械设计考研试题一、简答题(共60分,每小题5分)1.机械零件主要的失效形式有哪些?针对这些失效形式有哪些相应的设计计算准则?答案:(1)整体断裂,表面破坏(磨料磨损,胶合,点蚀,腐蚀磨损),过大的弹性变形量,塑性变形,功能失效。(2)强度准则,刚度准则,寿命准则,耐磨性准则,振动稳定性准则。2.写出线性疲劳损伤累积理论的数学表达式,并解释式子中各符号的含义,方程的意义
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