The effective compositions 基本例句 有效部位 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。 The effective site of Cortex Phellodendri was total alkaloid, and the most parts of it were antibacterial.黄柏的有效部位是总生物碱，所含成分大都具有抑菌作用。