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elasticity and anelasticity
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elasticity and anelasticity
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工学
金属形变
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elasticity and anelasticity
弹性和滞弹性
一个物体在外力作用下改变其形状和大小,当外力卸除后物体又可回复到原始的形状和大小的特性称为弹性。在低于弹性极限的应力范围内,实际固体的应力和应变不是单值对应关系,往往有一个时间的滞后现象,这种特性称为滞弹性。
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