This is a clear diagram titled "Application of Chemical Analysis Methods in Archaeology". It mainly introduces the contents of different types of chemical analysis methods, sample preparation, and application fields. Each content has been further explained at several levels. For example, in the different types of chemical analysis methods section, the diagram details common chemical analysis methods such as mass spectrometry and spectroscopy; in the sample preparation section, the diagram lists some steps and techniques for sample preparation; in the application fields section, the diagram shows specific application cases of chemical analysis methods in archaeology.
