5Kawai K, Urano M, Ebisu S. Effect of surface roughness of porcelain on adhesion of bacteria and their synthesizing glucans[J]. J Prosthet Dent, 2000, 83(6):664- 667.
6Bhamra G, Palin WM, Fleming GJ. The effect of surface roughness on the flexure strength of an alumina reinforced all-ceramic crown material[J]. J Dent, 2002,30(4) : 153 - 160.
7Fischer H, Schafer M, Marx R. Effect of surface Roughness on flexural strength of veneer ceramics[J]. J Dent Res,2003,82(12) :972 - 976.
8Jagger DC, Harrison A. An in-vitro investigation into the wear effects of unglazed, glazed, and polished porcelain on human enamel [ J]. J Prosthet Dent, 1994,72(3) :320- 323.
9Wright MD, Masri R, Driscoll CF, et al. Comparison of three systems for the polishing of an ultra-low fusing dental porcelain[J]. J Prosthet Dent ,2004, 92(5) :486 - 490.
