Familiar with fatiguetheory and vibration testing technology.
熟悉疲劳原理及震动试验知识。
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The ge neral fatiguetheory of rolling bearings is unable to predict the failure due to skidding and skewing of rolling elements, which often occur in high speed roller bearings.
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.