同时介绍了膜材料共混改性对膜性能的影响。
The effect of blend modification on the membrane performances was also described.
本课题主要研究了聚丙烯的共混改性，填充改性以及混杂改性。
Blending modification, filling modification and hybrid modification of PP are studied in this paper.
介绍了聚氯乙烯与丁苯热塑弹性体共混改性生产波纹套线管的工艺过程。
That introduced the technological process and characteristic of the PVC/SBS general character producing corrugated casing - line pipe.
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