能量的RNI等于A.EAR+2SD B.EAR-2SD C.1.2×EAR

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问题 能量的RNI等于A.EAR+2SDB.EAR-2SDC.1.2×EARD.EARE.EAR-SD

选项 A.EAR+2SD
B.EAR-2SD
C.1.2×EAR
D.EAR
E.EAR-SD

答案 D

解析
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