以下元素中哪种是微量元素？_精华吧

以下元素中哪种是微量元素？

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以下元素中哪种是微量元素？

A.Na

B.Cr

C.K

D.Mg

E.Ca

F.Se

G.H

H、F

正确答案：BFH

Tag：生命科学导论微量元素元素时间：2021-12-05 14:38:49

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