The formation process of tawny core defect in porcelain bydy of insulator at firing were be analysis in detail. The author atributes it to the body was not deoxidized safficiently at firing.
重点分析了在焙烧过程中，棒形产品和瓷套产品黄芯缺陷的形成过程，认为该缺陷是坯件在焙烧过程中还原不足造成的。
AIM: To observe the regularity of the influence of veneering porcelain thickness on the color of the glass infiltration alumina core ceramic and veneering porcelain complex.
目的：观察饰面瓷类型和厚度对玻璃渗透氧化铝陶瓷-饰面瓷复合材料颜色的影响规律。
Objective To repair residual crowns and roots of anterior teeth with casting post core with metal porcelain crown.
目的探讨利用铸造核桩加金属烤瓷全冠来修复前牙残冠、残根的优点。
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