effective fraction是什么意思 effective fraction怎么读
effective fraction的用法和样例
- ObjectiveTo confirm the effective part of Rhizoma Cyperi on dysmenorrhea.
目的确定香附治疗痛经的有效部位。 - Objective To screen effective ingredients extracted from Smilax China L. and study its pharmacodynamic.
摘要目的筛选出菝葜的有效部位，并进行药效学研究。
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