题目内容

在身体空隙处垫以软枕的作用是:

A. 架空受压部位
B. 降低局部皮肤所承受的压力
C. 减少皮肤受摩擦的刺激
D. 安全
E. 防止坠床

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Through long power lines electricity goes ________.
[A] to the place needed
[B] there it is needed
[C] where it is needed
[D] which it is needed

双周期的交叉试验设计E.

就功能与物质而言,物质属E.

六味地黄丸的适应证是E.

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