形成聚合物的最普通方式是靠两种主要的增长反应，习惯上分别称做缩合（逐步反应）过程和加成（链式反应）过程。

Polymers are most commonly formed by two main types of growth reaction traditionally referred to us condensation (step reaction) and addition (chain reaction) processes.

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形成聚合物的最普通方式是靠两种主要的增长反应，习惯上分别称做缩合（逐步反应）过程和加成（链式反应）过程。

Polymers are most commonly formed by two main types of growth reaction traditionally referred to us condensation (step reaction) and addition (chain reaction) processes.

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