![](https://static.youtibao.com/asksite/comm/h5/images/m_q_title.png)
[单选题]
据世界卫生组织最新数据,认真执行5个时刻的手卫生可以减少()%的感染
A.40%
B.50%
C.60%
D.70%
![](https://static.youtibao.com/asksite/comm/h5/images/m_q_a.png)
B、50%
![](https://static.youtibao.com/asksite/comm/h5/images/solist_ts.png)
A.40%
B.50%
C.60%
D.70%
B、50%
A.3%
B.13%
C.33%
D.43%
A.250万台;600万;8712个
B.350万台;890万;15153个
C.150万台;350万;5879个
D.450万台;980万;16321个
A.1~2个tsub1/2/sub
B.2~3个tsub1/2/sub
C.3~4个tsub1/2/sub
D.4~5个tsub1/2/sub
E.2~4个tsub1/2/sub