The accuracy of mechanical properties of sheet described by material model parameters has great influence on the accuracy prediction of springback.
材料模型参数对板料力学性能的描述精度对回弹预测结果有较大的影响。
The results show that the networks can predict the mechanical properties of PP, but different prediction accuracy is obtained for different PPs.
结果表明，所建立的网络能反映PP的力学性能特性，预测有一定的准确性，但不同类别的材料预测准确性不同。
The results show that the networks can predict the mechanical properties of PP, but different prediction accuracy is obtained for different PPs.
结果表明，所建立的网络能反映PP的力学性能特性，预测有一定的准确性，但不同类别的材料预测准确性不同。
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