A.1.75mmol/L B.1.5mmol/L C.1.35mmol/L D.1.25mmol/L
A.氯 B.醋酸根 C.鎂 D.氯氨
A.10-20mmol/L B.20-30mmol/L C.30-40mmol/L D.40-50mmol/L