first molar

基本解釋

• 第一磨牙
• 大臼齒

英漢例句

雙語例句

• 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。

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詞組短語

短語

• maxillary first permanent molar 上頜第一磨牙
• first deciduous molar 釋義第一乳磨牙
• first maxillary molar 上頜第一磨牙
• the first mandibular molar 下頜第一磨牙
• first permanent molar 第一恒磨牙

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專業(yè)釋義

醫(yī)藥科學(xué)

• 第一磨牙

  Maxillary first molar; periodontal tissue; stress distribution; finite element method..
  上頜第一磨牙; 牙周膜; 應(yīng)力分析; 有限元法。