This paper studied how to apply the equal effective draw-bead to blank design, put forward that the blank design should combine with the effect of the draw-bead.

研究了等效拉延筋在板料成形毛坯设计中的应用，提出利用反向方法结合等效拉延筋进行毛坯设计的设计思想。

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By the simulating analysis to CAE drawing software, adding draw bead restraining mold is applied on the area of deficient stretching, the eligible products are produced finally by die testing.

经过CAE拉伸软件的模拟分析，对于拉伸不足的区域采用增加拉伸筋的方式，通过试模最终加工出合格的零件。

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Proper layout of draw bead is one of the key ways on controlling forming quality of ram parts in automobile panel formation.

合理布置拉延筋是汽车覆盖件成形中控制冲压件成形质量的主要手段之一。

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Now they draw a bead on more sophisticated services--engineering, research and development, and designing auto parts, sections of aircraft wings and chips for wireless services.

FORBES: Magazine Article