A.加大雾量B.安慰患者保持平静C.快速饮冷水或刺激咽部D.停止雾化,少量进食
A.3-4L/minB.5-6L/minC.6-10L/minD.8-10L/min
A.5-10minB.10-15minC.15-20minD.20-25min