他偶然发现了一个450万年前的有袋动物的颌骨。
He came across the jawbone of a 4.5 million-year-old marsupial.
吉姆·贝尔说：“在哈达尔发现的颌骨怎么会具有误导性呢？”
而有强壮颌骨的动物，如大猩猩和猩猩，则适应吃那些需要很多咀嚼的食物。
Animals with robust jaws, like gorillas and orang-utans, have long been known to be adapted to eating foods that require a lot of chewing.
“一块羚羊颌骨内部的痕迹表明，这些原始人曾将它的舌头割了去，”怀特说。
"The marks on the inside of one antelope jaw showed they cut out the tongue," White said.
因此，当有这些（强壮）颌骨的化石出土时，人们便认为这些生物也是吃较硬的食物。
So when fossils with these jaw structures have turned up, it had been assumed that the creatures were eating tough foods too.
目的探讨颌骨多发性角化囊肿的CT诊断。
Objective to probe characteristics of multiple mandibular keratocyst on ct images.
结果本组33例各类颌骨骨折，均愈合理想。
颌骨外科内固定用钛板、钛钉需要常规取出吗？
Is it necessary to routinely remove the fixation plates following jaw surgery?
目的研究指定位移约束对颌骨的应力分布影响。
Objective To study stress distribution in jawbone tissues around dental implant under displacement constraints.
目的：探讨颌骨骨母细胞瘤的临床和病理特点。
PURPOSE: to explore the clinicopathologic characteristics of osteoblastoma in the jaws.
目的：探索防治放射性颌骨骨髓炎的有效措施。
Objective: To investigate effective methods for preventing treatment Osteoradionecrosis of jaws.
目的总结用于颌骨重建的腓骨肌瓣制备的经验。
Objective To sum up the experience of preparation of fibula muscle flap for reconstruction of jaw.
孤独内神经纤维瘤是罕见的，主要发生在颌骨。
A solitary intraosseous neurofibroma is rare and mostly occurs in the mandible.
另外，还要将牙根周围颌骨受感染的组织切除掉。
Another Part of the treatment is to remove the infected (or cystic) tissue from the jaw-bone surrounding the root.
目的研究纳米羟基磷灰石修复颌骨缺损的可行性。
Objective To study the feasibility of repair of jaw bone defects by Nano-hydroxyapatite (Nano-HA).
目的探讨颌骨骨折坚强内固定术后取钛板的原因。
Objective To investigate the causes of plate removal after plate rigid internal fixation for jaw fractures.
目的探讨牵引成骨术在功能性颌骨重建中的应用。
Objective To study the application of distraction osteogenesis in mandibular functional reconstruction.
目的研究青少年颜面不对称畸形患者的颌骨骨骼特征。
Objective To investigate the skeletal morphology in the patients of facial asymmetry in adolescence.
目的：探讨颌骨不同种植部位在曲面断层片上的失真率。
Objective:To evaluate the distortion rate of dental implant bed in the jaw by the orthopantomography.
结论：超声显像在颌骨囊性病变诊断中有重要的临床价值。
Conclusions: Ultrasonography plays a great role in the clinical diagnosis of the maxillary cystic disease.
目的：探讨囊肿塞在袋形术后颌骨囊肿治疗中的临床价值。
Objective: to explore the clinical value of a cyst plug in marsupialized odontogenic cysts.
该疾病是一种幼犬发育性疾病，造成颌骨和头骨的结构改变。
It is a developmental disease in puppies causing extensive bony changes in the mandible and skull.
目的研究颌骨骨折后血清无机盐和碱性磷酸酶的变化和意义。
Objective To study the changes of serum salts and alkaline phosphatase in patients with jaw fractures and its roles.
行死骨扩大切除术，放射性颌骨骨髓炎的治愈率可达92%。
The cure rate of ROJ was 92% by extensive resection of sequestrum.
结论开窗减压术是治疗较大颌骨囊肿的一种有效方法，值得推广。
Conclusion Marsupialization is an effective method to treat cyst of jaw, and shuoud be advocated.
切除部分上颌骨造成牙、颌骨组织缺损畸形，导致生理功能障碍。
Partial resection of the upper jaw causes dental and bone tissue defects, provoking physiological malformation.
目的：观察珊瑚羟基磷灰石人工骨在颌骨囊肿刮除术后的应用效果。
Objective: To discuss the filling effects of coralline hydroxyapatite (CHA) in curettage of jaw cysts.
用主动矫治器行双侧唇腭裂术前矫治前突的前颌骨是合理和有效的手段。
Using active preoperative orthopedics to reposit the protruding premaxilla of bilateral cleft palate is a reasonable and effective approach.
用主动矫治器行双侧唇腭裂术前矫治前突的前颌骨是合理和有效的手段。
Using active preoperative orthopedics to reposit the protruding premaxilla of bilateral cleft palate is a reasonable and effective approach.
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