The extruder is a single screw extruder, a double screw extruder, a multiple screw extruder, a plunger extruder or a melt pump.
挤出设备用单螺杆挤出机、双螺杆挤出机、多螺杆挤出机、柱塞式挤出机或熔体泵。
2
The relative merits of two kinds of nucleation devices, i. e. quick pressure-relief nozzle and gear pump adopted in the continuous extruder were expounded.