roller flour mill

常见例句

双语例句

• PVC/wood-flour composites were prepared by two-roller mill, single-screw extruder and twin-screw extruder and effect of process methods on properties of PVC/wood-flour composites were studied.
  采用开炼机、单螺杆和双螺杆挤出机等加工设备，系统研究了加工过程、混炼工艺等因素对PVC/木粉复合体系的性能和结构的影响。
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