“exchange narrowing”的概念、定义、翻译、参考文献-科学参考

单词	exchange narrowing
释义	exchange narrowing [iks`chānj `nar·ǝ·wiŋ] ^SPECTROSCOPY The phenomenon in which, when a spectral line is split and thereby broadened by some variable perturbation, the broadening may be narrowed by a dynamic process that exchanges different values of the perturbation.
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