Off-line forecast shows that fuzzy neural network has high precision in predicting metal plastic deformation resistance.

离线预报表明：模糊神经网络预报金属塑性变形抗力有较高的精度。

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At the same time, analyze the welding deformation of straight-line segment model of side rail, and compare the results with test data, verify this method is efficient.

同时，针对汽车纵梁部分直线段模型进行焊接变形分析，并与试验数据进行了对比，验证了该方法的有效性。

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To reduce the cost and lead time of developing a trimming die, a method to obtain the trimming line in flange process is proposed on the basis of blank grid deformation.

为减少修边模的开发周期和成本，提出一种基于板料网格变形的修边线确定方法。

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