[6～10]可测定的药物
非水酸量法（）
A.盐酸氯丙嗪
B.盐酸普鲁卡因
C.戊巴比妥
D.维生素A
E.阿司匹林片
参考答案：C
含联苯双酯的药品
My ship’s engine responds well to telegraph orders and takes about 80 seconds to reverse from full speed ahead to full speed astern. This sentence（）.
A.indicates the engine's particulars
B.tells the engine's function
C.shows the engine's type
D.refers to the engine's information
