常見(jiàn)例句Objective:To investigate the treatment for fra ctures of facial bones,and to correc t maxillofacial deformitied resulted from mid -third facial malunion. 目的:探求面中部多發(fā)性骨折后重建其外形與功能的有效治療方法。low-frequency impedance correc tor [電] 低頻阻抗修正器 返回 Correc