acrylonitrileitaconic acid ester copolmer fibre〔名词〕丙烯腈衣康酸酯共聚纤维详细»
丙烯腈衣康酸酯共聚纤维acrylonitrile itaconic acid ester copolmer fiber;acrylonitrile itaconic acid ester copolmer fibre;acrylonitrileitaconic acid ester copolmer fiber;acrylonitrileitaconic acid ester copolmer fibre详细»