polyolefin / ˌpɒl iˈoʊ lə fɪn /

📖毕业后词汇聚烯烃聚烯烃类多烯烃烯烃

polyolefin 的定义

n. 名词 noun

Chemistry.

  1. any of a group of thermoplastic, stiff, light, and hard polymers obtained from the polymerization of simple olefins like propylene, used for injection molding, mostly in the automotive and appliance industries.