搜题请搜索小程序“爱下问搜题”
问题 单项选择题

AT1受体阻断药与血管紧张素转换酶抑制药比较治疗高血压的优点是：

A．不引起血管神经性水肿、咳嗽等不良反应

B．降低外周阻力

C．抑制醛固酮释放

D．增加肾血流量

E．抑制心血管重构

答案

参考答案：A

多项选择题

"Even then he stood there, hidden wholly in that kindness which is night, while the uprising fumes filled the room. When the odor reached his nostrils, he quit his attitude and fumbled for the bed. ’What’s the use’ he said, weakly, as he stretched himself to rest. " The above is quoted from Theodore Dreiser’s Sister Carrie. Briefly tell the situation that leads to Hurstwood’s suicide and interpret his final words—"What’s the use".
查看答案
多项选择题

抽样调查的方法有（）。

A.单纯随机抽样

B.系统抽样

C.分层抽样

D.整群抽样

E.最优抽样
查看答案