The lab built a betatron to accelerate electrons.
实验室建造了一台电子感应加速器来加速电子。
During the mid-20th century, the betatron helped researchers produce high-energy electron beams for physics experiments and radiation studies.
在20世纪中期,电子感应加速器帮助研究人员为物理实验与辐射研究产生高能电子束。