对于那些长期经受交变载荷作用的机械零件和工程构件，疲劳破坏是一种主要的破坏模式。
Fatigue damage is the main destroy mode for the machinery parts and engineering structures under alternate loading over a long period of time.
在航空、航天、海洋、交通等重要工业领域，疲劳破坏是机械构件失效的一种主要故障模式。
In aviation, aerospace, Marine, transportation and other important industrial field, fatigue damage is a main failure mode of mechanical components.
作为涡轮增压器的核心零件，压气机叶轮主要失效模式是低周疲劳破坏。
The compressor wheel is a core part of turbocharger, and the low-cycle-fatigue (LCF) dam - age is its main fault model.
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