短语词组短語automatic slot milling machine 自動銑槽機;全自動銑槽機rotor slot milling machine 轉子槽銑牀key slot milling machine 鍵槽銑牀rotor r slot milling machine 轉子槽銑牀slot and keyway milling machine 開縫鍵槽銑牀 返回 slot milling machine