Results All the 30 patients' discolored teeth were whiter for 4 ~ 5 color gradation after using BEYOND? Bleaching technique.
结果所有30例患者的着色牙使用该美白技术后，牙齿提高了4 ~5个色阶。
Bone porcelain I am similar to the porcelain and ceramics to be a gradation and usually be decided by the quality, manufacturing technique of material and color a design.
骨瓷和陶瓷一样是分等级的，通常取决于材料的质地、制造技术及彩绘设计。
Bone porcelain I am similar to the porcelain and ceramics to be a gradation and usually be decided by the quality, manufacturing technique of material and color a design.
骨瓷和陶瓷一样是分等级的，通常取决于材料的质地、制造技术及彩绘设计。
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