Dr Learned and Dr Zee have come up with a design for a particle accelerator that would do the job a good deal more modestly, using another type of subatomic particle, the pion, as an intermediary.
莱德和哲博士设计出一种粒子加速器,利用另一种亚原子粒子n介子作为中介,从而实现更优的方案。
The first type discovered -- alpha decay -- is when a radioactive particle emits a Helium nucleus !
我们发现的第一种衰变方式——阿尔法衰变——是放射性粒子产生氦分子!
This text attempts to regard silica as shell materials, regard nanometer iron and carbonyl iron particle as core materials to prepare a kind of new-type absorbent.
本文以二氧化硅为壳层材料,以纳米铁以及羰基铁粒子为核层材料,制备一种新型的吸收剂粒子。
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