Since 1995, by the promotion of B factory and other large B experiments, the study of B meson decays and CP violation have become one of the hot topics of the international particle physics research.

1995年以来，受B介子工厂和其它B相关大型实验的推动，关于B介子衰变和CP破坏的研究成为国际粒子物理研究的热点之一。

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A. in Physics and B.

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These weapons are designated with the letter "B" followed by the number of the physics package they contain, such as the B61 family of bombs.

CENTERFORSECURITYPOLICY: US Nuclear Stockpile