atactic poly-epoxy propane无: not have; there is not; be w ...规: instrument for drawing circl ...聚: assemble; gather; get togeth ...环: ring; hoop氧: oxygen下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:无规聚环氧丙烷，即可在微信中查询翻译
