fatigue damage

基本解释

So, it is the new method of researching welded structure fatigue damage process.
因此，它是一种研究焊接结构疲劳损伤过程的新途径。
According to fatigue damage accumulation theory, test load of verified fatigue test on rail across beam and welded connections with integral joint of combined steel truss bridge was gotten.
依据疲劳损伤累积理论，确定了公轨两用钢桁桥轨道横梁与整体节点连接头验证性疲劳试验的试验荷载。
With the welding spot fatigue lifetime pre-estimation method, by combination of the finite element analysis and stress calculation, the welding spot fatigue damage under actual load can be calculated.
采用焊点疲劳寿命预估方法，通过有限元分析并结合应力计算，即可计算出实际载荷工况下的焊点疲劳损伤。

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疲劳损伤
This approximate way is the fundation of viscoelastic fatigue damage model and viscoelastic fatigue damage life analysis in this study.
这种简化处理为本文后续的沥青混合料粘弹性模型的建立和沥青路面粘弹性疲劳损伤分析奠定了基础。
疲劳损坏

疲劳损伤
Fatigue damage once invalidated railway bridge, fatigue crack ever resulted in collapse of artesian well desk in ocean.
疲劳损伤曾使铁路桥梁失效，疲劳裂缝的存在使海洋钻井台倒塌倾覆，酿成悲剧。
能源科学技术
疲劳破坏
Fatigue damage is one of the most important failure modes for welded steel structures.
疲劳破坏是焊接钢结构最主要的失效方式。
物理学
疲劳损伤
疲惫损伤
疲劳损坏