| English | eng-000 |
| spectral decomposition | |
| 普通话 | cmn-000 | 光谱分析 |
| 普通话 | cmn-000 | 谱表示 |
| 普通话 | cmn-000 | 频谱分析 |
| English | eng-000 | optical spectrum analysis |
| English | eng-000 | spectral analysis |
| English | eng-000 | spectroanalysis |
| English | eng-000 | spectrographic analysis |
| English | eng-000 | spectroscopic analysis |
| English | eng-000 | spectrum analysis |
| русский | rus-000 | спектральное разложение |