two-way paper chromatography 双向滤纸层析法 two-dimensional paper chromatography 双向纸色谱法 one-dimensional paper chromatography 单向纸色谱法 ..
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An improved method of two-dimensional development in thin-layer chromatography is described in this paper.
描述了一种薄层色谱二维展开的改进方法。
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