X线平均波长与最短波长(λ)的关系是A.λ=0.5λB.λ=1.0λC.λ=2.0λD.λ=2.5λE.λ=3.5λ

作者: rantiku 人气: - 评论: 0
问题 X线平均波长与最短波长(λ)的关系是
选项 A.λ=0.5λ B.λ=1.0λ C.λ=2.0λ D.λ=2.5λ E.λ=3.5λ
答案 D
解析 :所谓平均波长,是指波长曲线与横坐标所围成面积的重心的垂线与横坐标的交点所代表的波长。入=2.5A。

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