我国RNI将成人的叶酸供给量定为（）。 A.400μg/d B.100μg/d C.

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问题单项选择题 A1/A2型题

我国RNI将成人的叶酸供给量定为（）。

A.400μg/d

B.100μg/d

C.300μg/d

D.200μg/d

E.500μg/d

答案

参考答案：A

填空题

用所给词的适当形式填空。

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