禁戒跃迁指的是选择定则所不容许的偶极辐射跃迁。
Forbidden transitions are those for which dipole radiative transitions are not allowed by the selection rules.
结果很好地解释了自旋禁戒跃迁能级的光谱现象。
All results can be used to explain the spin-forbidden levels in spectra.
表明光声光谱分析方法对于稀土元素的光谱精细结构、禁戒跃迁研究及其分析测定是一种重要的手段。
It has been demonstrated that the photoacoustic spectroscopy is suitable for the study of fine structure, forbidden transition and ultra analysis of rare earths.
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