alternate stressing meaning in English

交变加载

Range of alternating stresses
交变应力范围
Alternating stress intensity
交变应力强度
Alternating stress rule
交替重音规则
Most of them are fatigue cracks , which are mainly caused by the excessive alternating stress induced by fluid solid coupling resonance
大部分叶片裂纹是疲劳裂纹，主要由流固耦合共振诱发的过大交变应力引起。
The fatigue alternating stress , which are highly variable in time , subject the crankshaft to very high and complex loading that induced to fatigue breakdown . the crankshaft design and manufacture must therefore precise calculations of the fatigue characteristics
柴油机球铁曲轴在工艺性和成本上占有一定的优势,通过滚压强化工艺,疲劳强度有很大程度的提高,因而在国外得到广泛应用。