短語詞組短語micro backward -extrusion 微反擠壓backward rheological extrusion 擠流變成形Backward Impact Extrusion 反相沖擊擠壓backward and forward extrusion 正反擠壓backward extrusion forming 反擠壓solid phase backward extrusion 固相反向擠塑Isothermal Backward Extrusion 等溫反擠壓backward extrusion process 反擠壓工藝 返回 backward extrusion