What did Tony do when he returned to Chester?A.He immediately started his business.B.He di
What did Tony do when he returned to Chester?
A.He immediately started his business.
B.He did some market research.
C.He tried to find a business partner.
What did Tony do when he returned to Chester?
A.He immediately started his business.
B.He did some market research.
C.He tried to find a business partner.
第1题
区别蟾酥中的蟾蜍甾二烯类和强心甾烯蟾毒类,可用
A、Liebermann反应
B、Kedde反应
C、K-K反应
D、Rosen-KHeimer反应
E、Liebermann-KBurchard反应
第2题
区别蟾酥中的蟾蜍甾二烯类和强心甾烯蟾毒类,可用
A.Liebermann反应
B.Kedde反应
C.K-K反应
D.Rosen-Heimer反应
E.Liebermann-Burchard反应
第3题
区别蟾酥中的蟾蜍甾二烯类和强心甾烯蟾毒类,可用
A.Liebennann反应
B.Kedde反应
C.K-K反应
D.Rosen-Heimer反应
E.Liebermann-Burchard反应
第7题
中药蟾蜍强心作用的有效成分是
A、吲哚碱类
B、有机酸类
C、甾醇类
D、肾上腺素
E、强心甾烯蟾毒类和蟾蜍甾二烯类
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