A.3.5-6.1mmol/L B.5.5-7.5mmol/L C.6.1-10mmol/L D.10-12mmol/L
A.15-20kcal/(kg·d) B.20-30kcal/(kg·d) C.25-35kcal/(kg·d) D.35-40kcal/(kg·d)
A.12 B.24 C.48 D.72