analog chromatogram

例句：

1. 1. The chemical analysis of the sample required an accurate analog chromatogram to identify the impurities.
   对样品的化学分析需要准确的模拟色谱图来识别杂质。
2. 2. In the study of organic compounds, the analog chromatogram is a valuable tool for understanding the structure and properties of these compounds.
   在有机化合物研究中，模拟色谱图是理解这些化合物结构和性质的宝贵工具。
3. 3. The research team used a high-resolution analog chromatogram to analyze the complex mixture of chemicals in the sample.
   研究小组使用高分辨率模拟色谱图分析样本中复杂化学物质混合物。