1.In the alluvial and pluvial fan of the margin of Wulan basin in Qinghai Province,a thrust fault zone which runs 22km long has been found. This fault is the secondary compressional structure in north segment of the NNW oriented,right-lateral,strike-slip fault zone in Mt.Elashan.
2.Methods 27 cases of severe traumatic cornela perforation with shallow anterior chamber, secondary glaucoma and traumatic cataract un derwent PKP with anterior segment vitrectomy.