短語詞組短語side cavity parting 側分型side -parting core-pulling mechanism 側向分型與抽芯機構two -side cavity parting 雙向分型Devising Side Parting 側抽芯機構side parting and core -pulling 側向分型和抽芯side parting core -pulling mechanism 側向分型抽芯機構 返回 side part