Your front in your perfect dressing of the woman, does the head that you think of giving to you melt and make up too?
您在您的面前完美敷料的女人，没有头，你想给你融化，弥补呢？
The head pressure increases when the melt viscosity and temperature decreases, so the products will have good shape and favorable stability.
温度降低时，熔体黏度大，机头压力增加，挤出制品压的较密实，形状稳定性好。
The response of the polymer melt behavior of orientation for axial vibration of screw in short pipe extrusion die head was studied by the light scattering technology.
利用光散射测量方法研究了短圆管挤出模头中聚合物熔体取向行为对螺杆轴向振动的响应。
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