题目两种单体共聚时得到交替共聚物,则它们的竞聚率应是( )A. r1=r2=0B. r1= r2 =1C. r1﹥1,r2﹥1D. r1﹤1,r2﹤1两种单体共聚时得到交替共聚物,则它们的竞聚率应是( )A. r1=r2=0B. r1= r2 =1C. r1﹥1,r2﹥1D. r1﹤1,r2﹤1题目解答答案A. r1=r2=0