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问题 单项选择题

薄膜包衣材料（）。

A．HPMC

B．明胶浆、滑石粉

C．CAP

D．PVA

E．滑石粉

答案

参考答案：A

单项选择题

Questions refer to the following graph.

For each of the years shown, the average cost per mile of operating a compact car minus the average cost per mile of operating a subcompact car was between

AVERAGE COSTSOF OPERATING SUBCOMPACT, COMPACT, AND MIDSIZECARS IN THE UNITED STATES, 1982～1986
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单项选择题

氨氯地平（）。

A．扩张冠状动脉，减慢心率

B．减慢心率，降低血压，减少心肌氧耗量

C．扩张冠脉，解除冠脉痉挛

D．抗血小板聚积，防止血栓形成

E．扩张动静脉，降低心脏前后负荷
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