- spectroscopically pure zinc
- 光谱纯: spectroscopic pure
- 锌: zinc
- 光谱纯: spectroscopic pure◇光谱纯石英 spectrosil
- 光谱纯的: specpure (=spectroscopically pure); spectrographically pure; spectroscopic pure; spectroscopically pure
- 光谱纯度: spectral purity; spectrographic purity; spectroscopical purity; spectrum purity
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