Abstract: This paper synthesized a kind of macromolecule retin yl schiff base salts.
文摘: 合成了一种大分子视黄基席夫碱盐微波吸收剂.
In the case of vitamin A, you also get anti-acne benefits& vitamin A has been used in acne medications ( think Retin-A) for many years.
就维生素A的作用而言,还有抗痤疮粉刺的功效&多年以来维生素A就已经被应用到治疗痤疮粉刺的药物中了。
简答网 · 英语词汇