短語詞組短語roll gap shape 輥縫形狀The study of roll -shape 輥形研究vertical roll shape 立輥形狀roll shape design 輥型設(shè)計(jì)Roll Shape Grinding 輥型磨削roll -formed shape 冷彎型鋼edge roll shape 立輥孔型thermal roll shape 熱輥型 返回 roll shape