氧流量为5L/min时,吸氧的浓度为( )A.25%B.33%C.37%D.41%E.45%
氧流量为5L/min时,吸氧的浓度为( )
A.25%
B.33%
C.37%
D.41%
E.45%
相关考题:
当病人吸入氧气流量为5L/min时其氧浓度是A.29%B.33%C.37%D.41%E.45%
氧流量为5L/min时,吸氧的浓度为( )
A.25%
B.33%
C.37%
D.41%
E.45%