金石学
2.Proton induced X-ray emission(PIXE),X-ray diffraction(XRD), Laser raman spectroscopy(LRS)and scanning electron microscope(SEM)are used to study the mineralogy of several lapis lazuli samples from Afghanistan,Baikal of Russia and other places.
3.Ye Changchi, a famous scholar, bibliophile and philologist in the Qing dynasty, had made giant accomplishments in some disciplines as bibliography and textual criticism, and made immortal contributions to the study of bibliotheca history and the textual research of inscriptions edition.

