重庆一号线地铁列车地铁客室门每辆车的每侧车门中设有（）个紧急出口装置。
A.2
B.4
C.6
D.8
参考答案：A
接种单位应该配备的基本冷链设备是（）
A.普通冷库，普通冰箱，温度记录器
B.低温冷库，低温冰箱，温度记录器
C.普通冰箱，低温冰箱，温度计
D.普通冰箱或/和冷藏包，冰排，温度计
When assessing a client as a candidate for crutch walking, the nurse should take into account that for some elderly people, crutch walking is an impractical goal primarily because which of the following reason（）
A. Decreased reaction time.
B. Decreased visual acuity.
C. Decreased motor coordination.
D. Decreased level of comprehension.
