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 significant step in "u4+y6; a btc+6mjr wttynifying" the forces of nature was the discovery ;ng37nwvg5ohj 4wj))xx *doc that two of the so-called fundamental forces were two par;57d w ho3njg) oxx*n vj4wcg)ts of a single force. The two forces that were so unified were
A. the electromagnetic force and the weak force.
B. the electromagnetic force and the strong nuclear force.
C. the electromagnetic force and the gravity force.
D. the weak force and the strong nuclear force.
参考答案: A
本题详细解析:
暂无
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