dental cervix
常见例句
- Objective: To investigate feasibility of pinhole drilled in dental cervix of crown of tooth.
目的：探索牙冠頸部建立引流孔的可行性。 - Methods The first molar was welded with a molar root movement controller, which extending backward and clinging to the edge of second molar dental cervix.
方法在第一磨牙帶環上銲接一控根移動杆，其杆曏後延伸緊貼第二磨牙牙冠頸緣上。 返回 dental cervix