58645~1岁婴儿推荐钙的AI值是A.300mg/aB.400mg/dC.600mg/dD.800mg/dE.1000mg/d365

5~1岁婴儿推荐钙的AI值是 A.300mg/a B.400mg/d C.600mg/d D.800mg/d E.1000mg/d 请帮忙给出正确答案和分析,谢谢!

答案解析