释义 |
amine salt 基本例句 胺盐 In the paper, the synthetic methods of O-substituted hydroxylammonium salt were reviewed and the prospects were discussed.摘要综述了氧取代羟胺盐的几种合成方法,并对其前景做了展望。 Using lignin exstracted from papermaking black liquor as a raw material,the synthesis of a quaternary ammonium salt of lignin has been carried out.以从造纸黑液中提取的木质素为原料,合成木素季胺盐絮凝剂。 |