推导出接触爆炸作用下线性硬化材料板的最大变形量计算式和塑性变形范围的计算式。
The computing formulas of the maximal deformation distance and the plastic area limits of the linear hardening plates were deduced.
本文采用大单元内划分小网格的方法判断塑性区范围。
In this paper, a method dividing a big element into smaller meshes is adopted to judge the ranges of plastic zones.
金属的流动发生在金属的塑性变形范围之内，因此在施加的外力去除之后弯曲保持永久的变形。
Metal flow takes place within the plastic range of the metal, so that the bend retains a permanent set after removal of the applied stress.
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