It is verified in theory that the multiple screw extruders have good material transportation and mixed ability.Multiple screw extruder is fitter for polymer processing.

• 从理论上验证了多螺杆反应器在物料输运能力以及物料混合能力等方面均具有较佳的能力，多螺杆反应器更适合聚合物的加工。