The resulting equation for the RDA is then R D A = 1.2 E A R {\displaystyle RDA=1.2EAR} This level of intake statistically represents 97.5 percent of the requirements of the population."
这样所得的RDA公式则为： R D A = 1.2 E A R {\displaystyle RDA=1.2EAR} 此摄入量在统计学上可代表97.5%人口的需求。