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。
After the proof from the practice factory, the unit can maintain the target in the side of physics and chemical features when adding 20%to 30% power.
经塑料制品专业工厂实践操作证明，磨制粉料在加工配方中加入20%-30%，其制品的化学物理性能保持全新料的各项指标不变。
After the proof from the practice factory, the unit can maintain the target in the side of physics and chemical features when adding 20%to 30% power.
经塑料制品专业工厂实践操作证明，磨制粉料在加工配方中加入20%-30%，其制品的化学物理性能保持全新料的各项指标不变。
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