英语语法分析

Aglycone bacteriostasis of ash bark was superior to glycoside, fraxetin and aesculetin bacteriostasis were most powerful in 5 kinds of coumarin monomer.

秦皮中苷元的抑菌作用优于苷，5种香豆素类单体中秦皮素、秦皮乙素抑菌作用最强。

By using standard addition method and standard curve method, the quantity of aesculin in Cortex Fraxini was determined to be 0.10% and the aesculetin was 0.36%, respectively.

利用标准曲线法和标准加入法对秦皮药材中秦皮甲素的含量进行测定，结果为0.10%，对秦皮乙素的测定结果为0.36%。