This study investigates the mechanism of both forming process and springback of the draw formed panel with double curvature.

研究了双曲扁壳覆盖件的成形机理及回弹特点，分析了双曲度拉延回弹机理。

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This study investigates the mechanism of both forming process and springback of the draw formed panel with double curvature. The springback is related with the tension strain of the panel surface.

研究了双曲扁壳覆盖件的成形机理及回弹特点，分析了双曲度拉延回弹机理。

youdao