insertion polymerization

例句：

1. 1.The process of in-situ polymerization is crucial for the development of new materials.
   原位聚合过程对于新材料的发展至关重要。
2. 2.Atom transfer radical polymerization (ATRP) is a widely used technique for synthesizing polymers.
   原子转移自由基聚合是一种广泛用于合成聚合物的技术。
3. 3.During in-situ polymerization, the polymer chains are formed directly on the substrate surface.
   在原位聚合过程中，聚合物链直接在基底表面形成。