Abstract:
<正>给出了分析零应力状态下动脉壁残余应变的弧长分析法及相应的图像测量技术。以白兔为实验对象,测量主动脉弓无载荷状态下动脉环椭圆度、长短半轴、平均壁厚和零应力状态下动脉弧内外边界弧长、平均壁厚等几何参数,并在此基础上计算了零应力状态下主动脉弓周向残余应变的轴向分布。结果表明:无载荷状态下主动脉弓弯管段横截面呈椭圆,而直管段为圆形截面,且沿轴向具有一定锥度;主动脉弓壁厚轴向分布
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Year: 2006
Language: Chinese
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WoS CC Cited Count: 0
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 1
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