| 英文同义词: | 2-Propenoic acid, 2-methyl-, methyl ester, polymer with 1,3-butadiene, ethenylbenzene, 2-propenenitrile and 2-propenoic acid;2-Propenoic acid,2-methyl-,methyl ester,polymer with 1,3-butadiene,ethenylbenzene,2-propenenitrile and 2-propenoic acid |