共聚多醚共聚醚copolyether ester fiber: 共聚醚酯纤维copolyether ester fibre: 共聚醚酯纤维copolyether ester polymer: 共聚醚酯聚合物copolyesterification: 共聚酯化作用copolyesteramide: 共聚酯酰胺下载手机词典可随时随地查词查翻译