first molar

常见例句

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.
幾天以後，在該目擊地的附近，化石獵手阿勒邁耶衚·阿斯範（Alemayehu Asfaw）有又發現了一片帶有第一臼齒的兒童頜骨化石。
Objective To solve the problem that the molar propeller moving upper simultaneously two molars distally resulted in the first molar tipping and lingual rotation.
目的探索解決磨牙推進器同時推兩個磨牙遠移過程中出現第一磨牙曏遠中傾斜、舌曏扭轉問題。
Metbods:A two dimensional finite element model was built up to analyse the stress within the periodontal tissue of the first molar, with a reduced tooth eruption-resistant force.
方法：用二維有限元法分析阻萌力減少前後下第一磨牙牙周組織內應力分佈的變化。