maxillofacial surgerymækˌsiləuˈfeiʃəlˈsə:dʒəri短语¹³¹⁶²⁰⁺³ 基本例句 颌面外科学 Objective:To investigate the clinical efficacy and safety of sufentanil for patients with controlled intravenous analgesia PCA after maxillofacial surgery. 目的研究舒芬太尼用于病人自控静脉镇痛 PCA的效果和安全性。 cnki