目的改进倾斜基牙的固定桥修复，减少整体铸造产生的桥体收缩。

Objective To improve the inclined teeth rigidly-fixed bridge and reduce the pontic shrinkage from whole founding.

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前言： 目的：探讨以变异桥体解决固定桥两倾斜基牙无共同就位道的修复方法。

Objective: To explore the method of applying variant pontic to fixed bridge with tilted abutment without common path of insertion.

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