The 1 mol/L, 3 mol/L and 5 mol/L HCl solutions were employed to leach two palygorskites with different trioctahedral con......

世人于李鸿章，多知其戎马，少知其为诗，以为李公特以勋业显，于艺事无所措意。详析李公写于安徽明光诗，解其用语，究其旨意，于李公史事及为人......

教育公平是当今人们讨论的热门话题,在社会上引起了广泛关注。如何促进义务教育在区域、城乡、校际间的均衡发展乃是当前教育发展......

Dahengshan is rich in natural, cultural and tourism resources. However, the existing conditions are not good. On the bas......