methods of changing properties

• 改性方法

methods of changing properties的用法和样例：

例句

1. The advances in physical and chemical modification methods of phospholipids were reviewed.
   综述了国内外磷脂物理和化学改性方法研究的进展。
2. The method of sulfomethylation modification of bayberry tannin extract was investigated.
   研究了毛杨梅栲胶的磺甲基化改性方法。