chemical modification的用法和樣例：
例句
- This research advance was summarized in synthetic methods of the isoflavone derivatives in chemical modification.
本文從異黃酮側鏈化學(xué)修飾出發(fā)綜述了該類(lèi)化合物衍生物的合成研究。 - Pore and surface chemical modification technology of zeolite is an important way of second synthesis of molecular sieves.
沸石分子篩孔道和表面化學(xué)修飾是對分子篩進(jìn)行二次合成的重要手段。
