This paper describes the performance test, contact fatigue strength test and bending fatigue strength test on the gear reducer of involute point contact Ferrographical analysis is made.
本文对渐开线点啮合齿轮减速器进行了性能试验、接触疲劳强度和弯曲疲劳强度试验，同时还进行了铁谱分析。
The stress-strain field of winder axle in various working conditions is analyzed and mechanics performance of stress concentration region is studied, which provides reference for its fatigue analysis.
本研究对各种工况下主轴的应力应变场进行数值模拟分析，并对主轴应力集中区域的力学性能进行了分析和研究，为进一步的疲劳分析提供了依据。
Analysis of structural dynamic performance and response is the foundation to estimate fatigue life.
薄壁结构的动力特性及动态响应分析是声疲劳分析以及寿命估算的基础。
Analysis and research were focused on aspects of road performance and fatigue strength.
在路用性能方面对强度和疲劳性能进行了重点分析与研究。
Through comparative analysis, Resin modified semi-rigid composite material is proved have finer fatigue performance than asphalt mixture, and it is suitable for overlay on the old concrete pavement.
通过比较分析，证明了其比沥青混合料有更优良的疲劳性能，更适合于在旧水泥混凝土加铺中的应用。
As for material's performance under the effect of dynamic loading, it plays an important role for welding residual stress in the analysis of material fatigue strength.
对于材料承受动力载荷性能的影响而言，焊接残余应力对材料疲劳寿命的影响是重要的。
Firstly, the modal analysis of the cabinet show that some natural frequencies are in the frequency range of loads, so the dynamic and fatigue performance of the electronic cabinet must be analyzed.
由模态分析得到新旧机柜都有一些固有频率在激励载荷的频率范围之内，故对新旧机柜开展动力学分析；
Firstly, the modal analysis of the cabinet show that some natural frequencies are in the frequency range of loads, so the dynamic and fatigue performance of the electronic cabinet must be analyzed.
由模态分析得到新旧机柜都有一些固有频率在激励载荷的频率范围之内，故对新旧机柜开展动力学分析；
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