accelerates a continuous beam of electrons to high speeds by means of the electric field produced by changing magnetic flux
同义词：induction accelerator
betatron详细解释
be.ta.tron n.（名词）A magnetic induction electron accelerator capable of accelerating electrons to energies of several hundred million electron volts.β加速器：一种磁感应电子加速器，能将电子加速至产生几百万电子伏
