...数鲸类,成体牙齿的数量都在44个以下,动物学家们把这些牙齿分为四类, 即门齿(incisor)、犬齿(canine)、前臼齿(premolar)和臼齿(molar),它们分别起到了切割、穿刺、撕裂、研磨的功能。
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应用铸造桩核和成品金属螺纹桩桩核冠修复前磨牙的效果观察 -打印版 关键词 桩核冠 前磨牙 修复 [gap=1022]Key Words Post-core-crown Premolar Restoration
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premolar teeth 前臼齿 ; 前磨牙
Mandibular premolar 下颌前磨牙
maxillary first premolar 上颌第一前磨牙 ; 上颌第一双尖牙
mandibular first premolar 下颌第一前磨牙
premolar clasp 前磨牙卡环
premolar tooth 前臼齿 ; 前磨齿
mandibular second premolar 下颌第二前磨牙
second premolar 第二前磨牙 ; 第二双尖牙 ; 第二小臼齿
The stress in premolar was larger than that of molar when the restoration was loaded contemporary.
修复体同时加载时前磨牙基牙的 牙周应力较磨牙大。
参考来源 - 固定义齿不同桥体跨度和受载的三维有限元应力分析·2,447,543篇论文数据,部分数据来源于NoteExpress
ADJ situated before a molar tooth 前臼齿的
N any one of eight bicuspid teeth in the human adult, two situated on each side of both jaws between the first molar and the canine 前臼齿
"It was clear that while the premolar was broadly humanlike, it wasn't from a modern human," Brown recollects.
布朗回忆道:“看得很清楚,虽然那颗前臼齿大体而言像人牙,可绝不是现代人的牙齿。”
Absence of a third or a fourth premolar or of one molar.
缺少一个第三或者一个第四前臼齿或者一个臼齿。
Carnassial: Last premolar of upper jaw, first molar of lower jaw.
裂齿:上颚最后的一只前臼齿,下颚最前的一只臼齿。
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