题目内容：
铁不能通过乳腺进入乳汁?所以乳汁中的铁含量极低?没100ml的奶中含铁约（）mgA．0.1mg
B．0.2mg
C．0.3mg
D．0.4mg
参考答案：
单选：铁不能通过乳腺进入乳汁?所以乳汁中的铁含量极低?没100ml的奶中含铁约（）mgA．0.1mgB．0.2mgC．0.3mgD．0.4mg
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- 题目类型：单选
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A．0.1mg
B．0.2mg
C．0.3mg
D．0.4mg
A．0.1mg
B．0.2mg
C．0.3mg
D．0.4mg
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