effective constituent

常见例句

双语例句

• Borneol is an effective constituent in lots of active Chinese drugs.
  冰片作为常用的中药，是多种中成药的有效成分之一。
• Thus, the oil is cleaned and the effective constituent of oil is retained.
  因此，石油是清洁和有效成分是油留用。
• Methods: Using 95 percent alcohol to extract effective constituent, PVA-1750 as film material, to prepare Tripterygium Wilfordii membrane and enactment the level of quality.
  方法：采用95%乙醇提取有效成分，聚乙烯醇为成膜材料，制备雷公藤涂膜，制定质量标准。
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