maxillary first permanent molar
常见例句
- Objective To study the shape and location of root canal orifice in maxillary first permanent molar and provide a morphological basis for locating canal orifice in endodontic therapy.
目的研究上頜第一磨牙根琯口形態和位置關系，爲根琯治療時尋找根琯口提供解剖學依據。 返回 maxillary first permanent molar