例句與用法

1. Alveolar cutting forceps
   切牙槽鉗
2. Results : with the loss of the alveolar height , the maximum equivalent stress and the principle stress of the upper central incisor periodontium increased
   結(jié)果：隨著牙槽骨高度的降低，上中切牙牙周膜最大等效應(yīng)力和主應(yīng)力逐漸增大。
3. Methods : spiral ct ( sct ) scanning technology , digital image transfer and transcription were used to obtain the initial 3 - d data of the upper central incisor
   方法：采用螺旋ct掃描、數(shù)字影像傳輸與轉(zhuǎn)錄方法，獲得中切牙三維形態(tài)的原始數(shù)據(jù)。
4. As early as 4 months , the first primary , or baby teeth , to erupt through the gums are the lower central incisors , followed closely by the upper central incisors
   最早在4個(gè)月的時(shí)候，首先萌出的是下頜第一乳切牙，緊接著萌出的是上頜中切牙。
5. Permanent teeth begin appearing around age 6 , starting with the first molars and lower central incisors . this process continues until approximately age 21
   恒牙萌出于6歲左右，開始于第一恒磨牙以及下頜第一中切牙。這個(gè)過程一直持續(xù)到將近21歲。