| 单词 | polyolefin |
| 释义 | Definition of polyolefin in English:polyolefin(also polyolefine) noun ˌpɒlɪˈəʊlɪfɪn Chemistry
Origin1930s; earliest use found in Industrial and Engineering Chemistry. From poly- + olefin. Definition of polyolefin in US English:polyolefin(also polyolefine) nounˌpɒlɪˈəʊlɪfɪn Chemistry
Origin1930s; earliest use found in Industrial and Engineering Chemistry. From poly- + olefin. |
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