thin-layer chromatogram造句

例句与造句

1. Legible reproductions of the relevant spectra , chromatograms , thin - layer chromatogram ( tlc ) photographs or reproductions , and other appropriate instrumental recordings
   相关光谱图，色谱图， tlc照片及其它仪器输出的清晰复印件。
2. It's difficult to find thin-layer chromatogram in a sentence. 用thin-layer chromatogram造句挺难的