Analogy method based on experience is insufficient for complex shape part and Trail-and-error. Only simple finite element increment simulation method is time consuming.

传统的经验类比设计对于复杂拉深件难以奏效，单纯应用有限元增量模拟法进行“试错”耗时多、效率低。

youdao

Named for its distinctive oval shape, the Oval Office is part of the complex of offices that make up the West Wing of the White House.

椭圆形办公室是综合办公区的一部分，它组成了白宫的西翼。

youdao

Alternate pole, which has complex shape and strict limit in its size and quality, is the key part in the automobile generator, so it is difficult to produce.

磁极是汽车发电机上的关键零件，其形状复杂，尺寸精度和内在质量要求比较高，制造难度大。

youdao