常見例句polyalkyl sulphone 聚烷基砜polyalkyl acrylate 聚丙烯酸烷基酯polyalkyl sulfone 聚烷基砜polyalkyl polyphenylamine 聚烷基聚苯胺polyalkyl oxide rubber 聚烷基環(huán)氧橡膠 返回 polyalkylated