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本研究应用Borwn和Brenn染色法,对牙体修复中应用各种垫底和充填材料修复后的牙齿,经脱钙切片,进行了修复物下面细菌的组织学研究。选用10—16岁儿童的前磨牙,用高速涡
In this study, Borwn and Brenn staining were used to study the histology of the bacteria below the prosthesis by using various bottom and filling materials to repair the tooth after decalcification. Selection of premolar children aged 10-16, with high-speed vortex