This paper presents the design idea from bottom to top, and introduces various new design methods on the basis of analysis of failure mechanism and the reliability test.
在进行失效机理深入分析和可靠性试验的基础上，确立自下而上的设计思路，介绍了各种新的设计方法。
The characteristics of morphologies are helpful to judging loading mode sort, defining fracture mechanism of cast iron, so they are important means for the failure analysis.
这种形貌特征有助于判别加载方式的类别，明确铸铁断裂的机理，是失效分析的重要手段。
Analysis of the physical characteristics of failure samples' contact surface verify the failure mechanism and accelerated lifetime testing.
对失效试品作表面物理分析以便分析其失效机理，验证寿命加速试验是否正常。
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