光固化超微填料复合树脂多用于前牙冠桥修复,在临床应用过程中导致失败的主要原因是合金易与树脂界面剥离、脱落,因此,加强树脂与金属表面的结合,是提高修复效果的关键. The main reason that the light-cured ultrafine composite resin is used for the restoration of the anterior crown and crown bridge in the clinical application is that the alloy is easy to peel and fall off from the interface with the resin, therefore, strengthening the combination of the resin and the metal surface is to improve the repairing effect The essential.