短语词组短語Implicit springback 顯式動力學springback error 廻彈誤差Springback Distance 廻彈距離springback gland 簧壓密封curvature springback 曲率彈複springback k 反彈springback analysis 廻彈分析springback angle 廻彈角;彈複角springback amount 廻彈量 返回 springback