人口自然增长率=(年出生人口数-年死亡人口数)/总人口数×1000%。()
参考答案:错
高温对食品质量的影响有()、()和蛋白质变性。
If none of the following bed positions is contraindicated, which position would be preferred for the client with hypovolemic shock()
A. Supine.
B. Semi-Fowler’s.
C. Trendelenburg’s.
D. Supine with the legs elevated 15 degrees.