因此前牙做牙冠及柱心冠心，主要是为了美观问题，或是因为齿质剩下太少的缘故。
Heart and Crown of anterior teeth Crown and columns, mainly to appearance issues, or because ivory leaving too little reason.
因此前牙做牙冠及柱心冠心，主要是为了美观问题，或是因为齿质剩下太少的缘故。
Heart and Crown of anterior teeth Crown and columns, mainly to appearance issues, or because ivory leaving too little reason.
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