polystyrene [ˌpɔli'staiəri:n]
以下由轻松背单词网站提供
单词级别附加级基本释义n.聚苯乙烯参考例句Different grades of crystal polystyrene molding pellets range from 150,000 to 350,000 weight average molecular weight. 不同牌号的结晶聚苯乙烯模塑粒料平均分子量范围从150,000-350,000。Polystyrene and polypropylene are the two plastic materials generally used for battery parts. 聚苯乙烯和聚丙烯是一般用于电池部件的两种塑料。 推荐阅读 |