Nefedipine was synthesized with m - Nitrobenzaldehyde, ethyl acetoacetate ammonium acetate.以间硝基苯甲醛, 乙酰乙酸乙酯,氨化试剂为原料.Fructone was synthesized from ethyl acetoacetate and glycol using activated carbon supported phosphotungs...
AIM : To provide rational use of gastrointestinal prokinetic agents ( GIPA ) for clinicians reference.目的: 为临床了解与合理应用胃肠 促 动力剂提供参考.Congenital - infantile fibrosarcoma is a rare tumor with which clinicians should be familia...
We had a knowledgeable guide in the person of George Adams.我们有一位见识广博的导游乔治·亚当斯。We employ friendly and knowledgeable staff.我们雇佣友善的、在行的员工。Cocaine addicts get specialized support from knowledgeable staff.对可卡因上瘾的人从那些懂相关知识的工作人...