The results showed that the swelling range of parison diameter of pp blended with higher MFR PE is wider and its parison sag is more apparent.
结果表明，聚丙烯与较高熔体流动速率的聚乙烯共混后，其型坯直径膨胀的变化范围较宽，垂伸较明显。
The results showed that the swelling range of parison diameter of pp blended with higher MFR PE is wider and its parison sag is more apparent.
结果表明，聚丙烯与较高熔体流动速率的聚乙烯共混后，其型坯直径膨胀的变化范围较宽，垂伸较明显。
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