单项选择题

A.1:1含钠液20ml/kg,静脉推注
B.2:1等张含钠液20ml/kg,静脉推注
C.3:2:1含钠液180ml/kg,静脉滴注
D.1.4%NaHCO50ml/kg,静脉推注
E.3:1含钠液150ml/kg,静脉滴注