amalgam core technique 银汞桩核技术
Amalgam core techniques 银汞桩核技术
Amalgam post-core 全银汞桩核
amalgam post and core 银汞桩核
Methods used to screw and form a silver amalgam core, re-porcelain dental restoration.
方法先用螺纹钉和银汞合金形成桩核，再行烤瓷牙修复。
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