单项选择题

A.开始每天用125.5~167.4kJ/kg(30~40kcal/kg),渐增至每天418.4~502kJ/kg(100~120kcal/kg)
B.开始每天用167.4~209.2kJ/kg(40~50kcal/kg),渐增至每天460.2~502kJ/kg(110~120kcal/kg)
C.开始每天用167.4~251kJ/kg(40~60kcal/kg),渐增至每天502~627.6kJ/kg(120~150kcal/kg)
D.开始每天用209.2~251kJ/kg(50~60kcal/kg),渐增至每天543.9~627.6kJ/kg(130~150kcal/kg)
E.开始每天用251~334.7kJ/kg(60~80kcal/kg),渐增至每天585.8~669.4kJ/kg(140~160kcal/kg)