To synthesize aryl pyrimidines by taking benzene,methyl benzene,acetic ether,1,2-dichloroethane as solvent,the yield and purity of the product are high by taking methyl benzene as solvent.是什么意思_To synthesize aryl pyrimidines by taking benzene,methyl benzene,acetic ether,1,2-dichloroethane as solvent,the yield and purity of the product are high by taking methyl benzene as solvent.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句