常見(jiàn)例句雙語(yǔ)例句Compared with multi stage rigid punch forming, aluminum alloy ladder sheet part can be formed in one stage with VPF;對(duì)于采用多道次剛模拉深成形的鋁合金階梯形板件，可以一次拉深成形；The one-way punch forming process used for brass valve body was introduced, some instructive suggestions for improving the process were put forward.針對(duì)黃銅閥體單向沖壓成形生產(chǎn)中存在的問(wèn)題，提出了改進(jìn)措施。Compared with simulation results with metal punch forming, the necking and wall thickness reduction on smaller radius surface can be avoided or decreased with VPF.與鋼凸模成形相比較，可以避免局部較小半徑曲面之間的嚴(yán)重頸縮； 返回 punch forming