Objective To restore serious dental defects using reinforced fiber composite resin dowel cores.

目的利用加强纤维复合树脂桩核修复牙体严重缺损。

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Objective To develop a versatile and convenient carrying oral optical fiber multifunction dental unit.

目的报告一种体积小，功能多的便携式口腔光导治疗机及光导口腔系列器械的研制。

youdao

Objective To develop a versatile and convenient carrying oral optical fiber multifunction dental unit.

目的报告一种体积小，功能多的便携式口腔光导治疗机及光导口腔系列器械的研制。

youdao