会聚槽;
The optimal design of convergent channel of extruder tubular head was discussed.
应用粘性流体的基本理论,分析了聚合物材料在管材机头流道内的流动.
By the cuniform convergent channel die and critical extrusion condition, the properties of PP self-reinforced sheet was studied.
采用楔形收敛流道挤出口模,临界挤出状态下获得了聚丙烯自增强片材。
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