I was wearing my crown at half past two yesterday. 昨天两点半的时候,我戴着我的皇冠。
Teeth of Group B were treated by employing porcelain complete veneer crown. Curative effect was evaluated every half a year and last 2 years. A组采用调磨加充填法治疗,B组采用烤瓷全冠修复治疗,治疗后每半年复查1次,连续观察2年,对临床疗效进行比较。
Finally, the non collar coping crown and the half collar coping crown were designed based on the surface. 然后利用生成的曲面分别针对无颈环内冠和半颈环内冠两种情况设计出所需内冠;