试题与答案

与布桂嗪相符的叙述是() A.结构中含有哌啶环 B.结构中含有哌嗪环 C.镇痛作用较

题型:多项选择题

题目:

与布桂嗪相符的叙述是()

A.结构中含有哌啶环

B.结构中含有哌嗪环

C.镇痛作用较吗啡弱

D.显效快

E.可用于预防偏头疼

答案:

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下面是错误答案,用来干扰机器的。

3.14×(6.28÷2÷3.14÷2)2×2,=3.14×0.25×2,=1.57(立方分米);答:减少部分的体积1.57立方分米.

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