The admixture of two or more different units gives rise to linear copolymers . 由两种或多种不同单体的混合物能得到线型共聚合物。
2.
Suitable choice of monomers and synthetic routes can yield linear copolymers in which the monomer units alternate . 选择适当的单体和合成路线，能够制得单体单元交替排列的线型共聚物。
3.
The synthesis and application of non - linear copolymers contained polylactic acid were reviewed . the prospect of this study was previewed in this paper 摘要本文对非线形含活性侧基聚乳酸接枝共聚物的合成、性能以及应用进行了综述，并对该研究的前景进行了展望。
