常见例句雙語例句The Rollex and Rollex1 are newly developed spline rolling machines for economical cold forming of straight and helical involute splines.Rollex和Rollex1是最新開發的花鍵冷擠壓設備，用於直齒和斜齒漸開線花鍵冷成形的經濟生産。 返回 helical spline