From existing data , the prevalence rate of misplaced maxillary canine varies from 1 % to 3 % 摘要上颚未萌出异位及阻生犬齿的盛行率约为1 % ~ 3 % 。
Basically , high temperature promoted the rate of leaf emergence and accelerated budding of tillers 基本上说，高温促进叶片萌出速率并加速分蘖出芽。
Although all 20 primary teeth usually appear by age 3 , the pace and order of eruption varies 虽然20颗乳牙一般全部萌出在3岁左右，但是萌出的步骤和顺序是多种多样的。
It is not uncommon to see an impacted or unerupted maxillary incisor in the children ' s dental clinic 摘要上颚门牙异位萌出或上颚阻生牙是儿童牙科及齿颚矫正门诊常见的问题。
Results five deeply embedded teeth with normal pulp and periodontal tissue were migrated to the normal position 结果5例埋伏牙均移动至正常位置，附件无脱落，埋伏牙萌出后牙髓活力、牙周组织正常。
After the late tang dynasty , the tendency of following and imitating china faded , and meanwhile , the japanese culture sprouted new bud too 晚唐以后，追随和模仿中国的倾向衰弱下来，与此同时，日本自己的民族文化也萌出了新芽。
In this case the cells were taken from what is known as the tooth germ , the little bud that appears before an animal grows a tooth 在这个实验中，所用的早期细胞是从看起来实验动物牙齿即将萌出之前的组织已知为牙齿种子，小的萌芽中获取的。
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个月的时候，首先萌出的是下颌第一乳切牙，紧接着萌出的是上颌中切牙。
My heart is full of surprise when i see the sprouts come out in early spring . there is vitality everywhere and i always feel heart - warming at this time of year 当春天的枝头萌出叶芽和花苞的时候，心里就充满了惊喜。春天总是带给人温情和生机。
This article reviews about the definition of ectopia and impaction ; the development of maxillary canine ; etiology , occurrence , assessment and treatment of impacted canine 本篇报告回顾上颚未萌出异位及阻生犬齿的定义、生长发育、阻生及未萌出的原因、发生率、评估方法及临床治疗等之相关文献。
