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回旋加速器加速正电荷粒子，贝他加速器加速负电荷电子。
The cyclotron accelerates positively charged particles, while the betatron accelerates negatively charged electrons.
youdao
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回旋加速器加速正电荷粒子，贝他加速器加速负电荷电子。
The cyclotron accelerates positively charged particles, while the betatron accelerates negatively charged electrons.
youdao