chemically modification

• 化学改性

chemically modification的用法和样例：

例句

1. Presently the chemical modification of chitosan has been discussed extensively.
   目前对壳聚糖进行化学改性已经成为壳聚糖开发研究的热点。
2. The chemical modification techniques of natural phospholipids and characteristics of products were reviewed in this paper.
   介绍了天然磷脂的化学改性方法及其改性物的性能特点。