first molar

常見例句

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.
幾天以后，在該目擊地的附近，化石獵手阿勒邁耶胡·阿斯范（Alemayehu Asfaw）有又發(fā)現(xiàn)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(jìn)器同時(shí)推兩個(gè)磨牙遠(yuǎn)移過程中出現(xiàn)第一磨牙向遠(yuǎn)中傾斜、舌向扭轉(zhuǎn)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后下第一磨牙牙周組織內(nèi)應(yīng)力分布的變化。