Among the three kinds of model analysed in this experiment, stress distribution on the crown preparation with groove retention form is the best. So this form is recommended in clinical design for molar tooth with lower occlusogingival distance .
5.综合比较几种辅助固位形模型的应力分布情况,推荐临床修复低龈距下颌磨牙时,优先使用含有沟固位形的全冠。
参考来源 - 辅助固位形对全冠预备体应力分布的影响·2,447,543篇论文数据,部分数据来源于NoteExpress
Stromatolite and molar-tooth structures are two kinds of peculiar Precambrian sedimentary phenomena, attracting great attention from geologists.
叠层石和臼齿构造是前寒武纪较为引人注目的两种沉积现象。
The tooth, a molar, is bigger than any modern human tooth and is even bigger than the biggest Neanderthal tooth.
这是一颗臼齿,比任何现代人的牙齿都要大,甚至比最大的尼安德特人的牙齿还大。
A couple of days later near the same spot, fossil hunter Alemayehu Asfaw found a piece of a child's jaw with a first molar tooth.
几天以后,在该目击地的附近,化石猎手阿勒迈耶胡·阿斯范(Alemayehu Asfaw)有又发现了一片带有第一臼齿的儿童颌骨化石。
应用推荐