静脉补钾的适宜浓度是 A．0.3% B．1.5% C．3% D．6% E．10%_爱下问搜题

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问题单项选择题

静脉补钾的适宜浓度是

A．0.3%
B．1.5%
C．3%
D．6%
E．10%

答案

参考答案：A

选择题

After waiting for the early bus for nearly 55 minutes, he grew _____. [ ]

A. impatient

B. unattractive

C. disappointing

D. inaccurate

问答题简答题

客室车门传动装置的原理。