By analyzing influencing factors on selection of pressing direction of automotive outer panels, the pressing direction optimization model based on the evaluationfunctionmethod is created.
通过分析影响汽车覆盖件冲压方向选择的因素，建立了以评价函数法为基础的冲压方向优化模型。
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An evaluationmethod for event set data structures based on event set distribution function is presented in this paper, and three event set data structures are analysed by the method.