你知道吗,缺铁会引起贫血;缺碘易患坏血病;缺钙易得佝偻病或发生骨质疏松;缺锌会引起生长迟缓、发育不良……,这里的铁、碘、钙、锌是指 请选择ABCD.e2c1z.k(F*H6E)f0k)N7X(Y/N'k6P3l.|*D1r/X
A.原子7X(Y/N'k6P3l.|*D1r/X
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C.元素7X(Y/N'k6P3l.|*D1r/X
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