摘要有限元分析是指用较简单的问题代替复杂问题后再求解。有限元分析（finite element analysis,FEA）是将一个复杂的生物体划分成一个个的小网格（单元）,计算后再将其整合成一个整体,从而得出研究对象的各种参数的计算结果。因小单元是规则的小的正立方体,计算相对容易,所以随着计算机的快速发展,
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