Equi Strength Design of Nonhomogeneous Variable Thickness High Speed Rotating Disk under Steady Temperature Field ON THE FATIGUE LIFE WITH VARYING STRESS AMPLITUDES
在定常温度场中非均匀变厚度高速旋转圆盘的等强度设计变应力幅值下的疲劳寿命问题
It is investigated that the influence of Bauschinger Effect on yield strength of tube body by using four point bending test to simulate the tube making process at varying stress strain amplitudes.
采用X65钢板在四点弯曲加载条件下,模拟输油管制管过程中不同应变量下的应力&应变过程,研究包申格效应对输油管管体屈服强度的影响。
There are fundamental uncertainties, however, in the rates, amplitudes, and mechanisms for the eustatic change and its stratigraphic response.
尽管如此,对全球海平面变化的幅度、机制及地层响应等基本问题的了解,还存在很大的不确定性。
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