方法分析36例全瓷桩核修复前牙残冠、残根的临床效果。

Methods analysis the clinic effect of procelain post core on36patients with residual root or residual crown.

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目的：探讨不同桩核材料背景色对3种全瓷底层材料的颜色影响。

Objective: to study the influence of background color to 3 all-ceramics system core material.

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组为在瓷桩上直接堆塑光固化复合树脂核。

In group c, forming composite resin core onto the post.

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