dual extrusion

双料挤塑,du... ... ) plastic extrusion 塑料挤出 ) dual extrusion 双料挤塑 ) double-colour plastic extruder 双色塑料挤出机 ...

双料挤塑,dual... ... ) double-screw plastic extruder 双螺杆塑料挤压机 ) dual extrusion 双机挤塑 ...