self-polymerization

自发聚合

The free cation, which synthesized using acrylamide as parent, was self polymerization or copolymerization with other free cation to synthesize the high charge density cationic flocculant. 以丙烯酰胺为母体合成的阳离子单体,进行自聚或与其他阳离子单体共聚,合成高电荷密度阳离子絮凝剂。

alkali catalyzed self polymerization 碱催化自聚合

I do not like to go to the movies by my self. 我不喜欢自己一个人看电影。

I my self is going to make a sandwich. 我要亲手做个三明治。

He was a wreck of his former self. 他身体坏得不成样子，已兴从前判若两人。