《表3 有限元测试结果与试验测试结果对比Tab.3 Comparison of finite element test results with test results》

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表3 有限元仿真与实测的回弹值Tab.3 Finite element simulation and measured springback values

表1 测试仪与专用测试设备测试结果比对表Tab.1 Comparison table between test instrument and special test device test result

表3 对比试验结果Tab.3 The results of comparison tests

表2 试验模态频率与修正前有限元计算结果对比Tab.2 Comparison of modal frequencies between test and finite element calculation before updating

表1 平台的实验结果、有限元仿真分析结果与理论计算结果对比Tab.1 The comparison of the experimental results, the finite element simulation results and

表1 模态实验值与有限元结果对比Tab.1 Comparison of modal experimental values and finite element results