Physics Unit32: Elementary Particles (id: aeb5d1823)

本题目来源于试卷: Physics Unit32: Elementary Particles，类别为 通用国际物理

[单选题]
A photon is an exampxst hqf 2xqboc.4s997g:+ouj c5 evd3g mn.ud -+jtt9le of

A. a lepton.
B. a meson.
C. a baryon.
D. a gauge boson.


参考答案:  D


本题详细解析: 暂无

微信扫一扫，分享更方便