老式的分离筛在结构上与磨机合为一体，静止不动，很难分离黏度较高的物料。
The old separating screen in structure is connected with the mill and immovable, so it is difficult to separate the higher viscous materials.
根据高分子物理学，建立了反应体系的零剪切黏度、表观黏度与工艺条件、材料结构的关系式。
On the basis of polymer physics, expressions of zero shear viscosity and apparent viscosity related to processing conditions and material structures were built.
在此条件下，可以制备出既具有合适的门尼黏度值、顺式结构含量又大于98%的聚丁二烯。
Under these conditions, a production plant can be able to produce polybutadiene with appropriate Mooney viscosity and cis-structure content greater than 98%.
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