單項選擇題健康成人每天的能量需求是()
A.20-30Kcal/Kg/d
B.30-40Kcal/Kg/d
C.35-45Kcal/Kg/d
D.40-45Kcal/Kg/d
A.20-30Kcal/Kg/d
B.30-40Kcal/Kg/d
C.35-45Kcal/Kg/d
D.40-45Kcal/Kg/d