前言：目的比较分体式铸造金属桩核冠和螺纹金属桩银汞核冠修复磨牙的临床适应症与修复效果。
Objective: To compare the effect of Clinical indication of the detached foundry metal pile nuclear crown and whorl mercury metal pile nuclear crown in the reparation of the molar.
前言：目的比较分体式铸造金属桩核冠和螺纹金属桩银汞核冠修复磨牙的临床适应症与修复效果。
Objective: To compare the effect of Clinical indication of the detached foundry metal pile nuclear crown and whorl mercury metal pile nuclear crown in the reparation of the molar.
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