本题目来源于试卷: Physics Unit32: Elementary Particles，类别为 国际高中通用物理
[单选题]
The exchange particles for yfd+l x(q:+ .i.ns xosthkef3sk :l .phw8 yb;+doowf,/e weak force are very massive (about 100 times as massive as +fp bwl3;/f8 k,d:so.ewo kyh a proton). This would lead one to expect that the weak force would
A. act over a very long range.
B. act over a very short range.
C. only act on very massive particles.
D. be transmitted at the speed of light.
参考答案: B
本题详细解析:
暂无
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