Hysteresis energy is a useful basis for the establishment of failure criteria in fatigue . 在建立疲劳破坏准则时,迟滞能量是一个有用的依据。
Evaluation on the multiaxial fatigue criteria 多轴疲劳破坏准则现状及评估
Additionally , prolonged vibration makes the fatigue of structures increased 另外,持续的振动也加速了结构的疲劳破坏,影响结构寿命。
Experimental study on fatigue failure of intermittent jointed rock masses subjected to repeated stress wave 应力波反复作用下断续节理岩体疲劳破坏试验研究
It was emphasized that the fatigue life of rock sample was influenced by stress amplitudes , waveforms and frequencies 重点分析了应力幅值、波形、频率等因素对岩石疲劳破坏寿命的影响规律。
Fatigue and fracture have been an important issue for ship and offshore structures for a long time 疲劳破坏是船体结构主要的失效模式之一,因此,国内外的船舶结构研究人员和机构都十分重视船体结构的疲劳问题。
According to the fatigue loading bridge subjected to enlargement more and more , the fatigue breakages of bridge have occurred continuously 鉴于桥梁在使用中受到的疲劳荷载作用越来越大,不断有桥梁发生疲劳破坏。
Aircraft structure will be fatigue damaged under the alternating load , the article discuss the fatigue problem of aircraft structure 飞机结构在交变载荷作用下会发生疲劳破坏,本文对飞机结构疲劳强度分析进行了研究。
Researches show that high dynamic stress caused by hydraulic loads is the most important reason of the fatigue and cracks of the runner 研究表明,水力激励引起的混流式水轮机转轮叶片动应力是引起叶片疲劳破坏的主要原因之一。
Fatigue damage is the main destroy mode for the machinery parts and engineering structures under alternate loading over a long period of time 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。