addition n. 1.附加,追加;附加物。 2.【数学】加法,加算。 3.【法律】(加在姓名后的)头衔,官衔;称号。 4.(建筑物的)附加部分。 have an addition (to one's family) 生孩子,添人口。 in addition 加之,又,另外。 in addition to 加之,除…外又。
It is the reverse of the propagation step in addition polymerization . 这一过程是加聚反应历程中链增长步序的逆过程。
Depending upon reaction conditions, the product may be a polyketone formed b y addition polymerization of the ketene double bond . 随着反应条件的不同,产物可以是由烯酮的双键加成聚合得到的聚酮。
The definition , classification , mechanism and application of electrochemical polymerization are introduced in this paper . the essential difference between electrochemical condensation polymerization and electrochemical addition polymerization has been elucidated especially . in addition , a new concept of electrochemical cyano addition polymerization has been put forward 介绍了电化学聚合反应的定义、分类、机理和应用,阐述了电化学缩合反应和电化学加成聚合反应这两大类电化学聚合反应的本质差别,另外还提出了电化学氰基加成聚合反应的概念。