英语词汇“free-electron laser”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	free-electron laser
释义	free-electron laser free-electron laser [′frē i¦lek‚trän ′lā·zər] (optics) A device in which a beam of relativistic electrons passes through a static periodic magnetic field to amplify a superimposed coherent optical wave and thereby produce a powerful beam of coherent light.
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