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It is important to study fatigue stress - strain hysteresis Loop on cumulative fatigue damage.
研究疲劳应力应变滞后环对探讨疲劳积累损伤很重要。
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Distributing of stress and strain on 45o section is declining line, high stress and strain focus on inside of enforced loop plane.
此处环板的径向应力应变分布成斜直线，高应力应变区域集中在环板内部。
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