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Physics Unit30: Nuclear Physics and Radioactivity (id: 79fdc2a90)

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Post time 2024-1-22 01:01:29 | Show all posts |Read mode
本题目来源于试卷: Physics Unit30: Nuclear Physics and Radioactivity,类别为 Generic Physics

[单选题]
Gamma rays can penetra s: yl wsi, 2pob 8l+wpveu/ibyo0+:/ate54-c+e s * ci8hy9hdycy flr6d

A. air only.
B. a piece of paper.
C. several millimeters of aluminum.
D. several centimeters of lead.


参考答案:  D


本题详细解析: 暂无
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