Ostern.奥斯特OSTabbr.科学与技术处(=office of science and technology)abbr.作战适用性试验(=operational suitability testing)Osteo myocutaneohs flaps骨肌皮瓣Osteotomy of facial bone面骨切骨术osteoplastic craniectomy[医] 骨成形(性)颅骨切除术Osteoplasty of vertebrae脊椎成形术Osteitis codensanse ilii致密性髂骨炎Osteomyelitis of forearm前臂骨髓炎Osteitis fibroca cystica骨病osteomyelitis of sternum胸骨骨髓炎osteomyelitis of maxilla上颌骨骨髓炎osteoplastic rhinoplasty[医] 骨性鼻成形术