| 英文同义词: | 2-Propenoic acid, 2-methyl-, methyl ester, polymer with 1,1-dichloroethene and 2-methyl-2-propenenitrile;2-propenoic acid, 2-methyl-, methyl ester, polymerwith 1,1-dichloroethene and 2-methyl-2-propenenitrile;Vinylidene chloride, methacrylonitrile, methyl methacrylate copolymer |