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材料力学的基本假设有哪3个
更新时间: 2020-09-19 00:00:00  

材料力学的基本假设如下:

连续性假设,微观不连续,宏观连续,引入无限小概念,进行极限,积分,微分;线弹性假设,物体内各点处的性质处处相同,分布均匀,微观各向异性, 宏观各向同性;小变形假设,体变形后的几何形状及尺寸的改变与其总尺寸相比很微小,略去不考虑。

关键词: 材料 力学 基本 设有

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