Layered resin filling technology is based on resin curing shrinkage characteristics and aesthetic effects. This article, from several aspects such as curing light of cured resin, aesthetic effect needs, reducing shrinkage and shrinkage tension, wear resistance and intensity, gives a detailed description.%分层树脂充填技术是基于树脂的固化收缩特性和美学需要所采取的操作步骤,本文从光固化灯的树脂固化、美学效果的需要、减少收缩率和收缩张力、耐磨性及强度几个方面作一描述.
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