Through analysis many times, the main reason is fatigue failure that is caused by stress concentration and surface quality.
经多次分析，确定主要原因是应力集中和表面质量差引起的疲劳失效。
Further analysis based on the checking calculation and tests proved that corrosion fatigue is the main reason that causes leakage in the air flue.
基于校核结果的进一步分析和测试表明，腐蚀疲劳是汽化器漏水故障的主要原因。
Through analysis, the failure reason was confirmed as that the low cycle fatigue caused by plastic deformation occurred in the lead alloy, thus the fracture occurred.
分析其失效原因为铅合金在外力作用下，产生塑性变形引起的低周疲劳，造成断裂。
Through analysis and calculation of the fatigue strength condition of component parts this paper discovers the erratam and analyses the reason.
通过对广泛应用于机械设计中的非对称循环下构件疲劳强度条件的分析，提出了存在的问题。
In this paper, using the super FEM analysis software ALGOR FEAS, the reason for engendering fatigue crack of frame is studied deeply and the improved scheme is put forward.
本文利用大型有限元分析软件ALGORFEAS对车架疲劳裂纹产生的原因进行了深入的研究，并提出了改进方案。
In this paper, using the super FEM analysis software ALGOR FEAS, the reason for engendering fatigue crack of frame is studied deeply and the improved scheme is put forward.
本文利用大型有限元分析软件ALGORFEAS对车架疲劳裂纹产生的原因进行了深入的研究，并提出了改进方案。
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