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！
The stable and pulse spray characteristics of a type of bi-centrifugal swirl injector were studied experimentally with particle dynamic analyzer.
利用激光粒子动态分析仪研究了某型双组元离心式喷注器的稳态和脉冲喷雾特性。
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