与聚丙烯相比，聚乙烯的光氧化过程进行的比较缓慢。

Comparing with PP, PE is not easy to be photo-oxidized.

youdao

与聚丙烯相比，聚乙烯的光氧化过程进行的比较缓慢。

Comparing with PP, PE is not easy to be photo-oxidized.

youdao