CHILDHOODNUTRITIONANDFEEDINGCHILDHOODNUTRITIONANDFEEDINGDRIsEAR(估计平均需要量)RNI(推荐摄入量)AI(适宜摄入量)UL(可耐受最高摄入量)NutrientsEnergyProteinLipidCarbohydrateVitaminMineralWaterFoodfiber1.EnergyBasalmetabolism(55-44-30-25kcal/kg/d)ThermodynamiceffectoffoodPhysicalactivityGrowthExcretionOthersperistalsisinfant7%~8%digestionabsorptionelderchild...