beta raybeta-rays【化学】β射线。: beta rayβ射线屏蔽: beta barrierβ射线谱: beta ray spectrum; beta spectrum; beta-ray spectrumβ射线束: beta beamβ射线源: beta ray source下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:β射线,即可在微信中查询翻译