高等继续教育 / 护理英语II
正确率：100%
题型描述: 单选题
The appropriate ratio of compression to ventilation in CPR carried out by 2 rescuers for a child is ( ).
A.30:2
B.15:1
C.30:1
D.15:2
The appropriate ratio of compression to ventilation in CPR carried out by 2 rescuers for a child is ( ).
A.30:2
B.15:1
C.30:1
D.15:2
参考答案：
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