[电] electron cyclotron resonance

diàn zǐ huí xuán jiā sù qì xié zhèn yuán ㄉㄧㄢˋ ㄗˇ ㄏㄨㄟˊ ㄒㄩㄢˊ ㄐㄧㄚ ㄙㄨˋ ㄑㄧˋ ㄒㄧㄝˊ ㄓㄣˋ ㄩㄢˊ