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- upper central series 上中心列
- With the loss of the alveolar height, the maximum equivalent stress and the principle stress of the upper central incisor periodontium increased. 随着牙槽骨高度的降低,上中切牙牙周膜最大等效应力和主应力逐渐增大。
- 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。
- 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扫描、数字影像传输与转录方法,获得中切牙三维形态的原始数据。
- The results of our investigation were as follows: the lower second molars had the highest percentage of caries followed by the upper central incisors in the deci-duous teeth. 其结果如下:在每个年龄层,龋齿在上颚比下颚多,而下颚孚牙第二大臼齿龋率最高,其次是上颚孚牙中切齿。
- RESULTS: With the loss of the alveolar height, the maximum equivalent stress and the principle stress of the upper central incisor periodontium increased. 结果:随着牙槽骨高度的降低,上中切牙牙周膜最大等效应力和主应力逐渐增大。
- Methods:Surgical exposures were made in 11 cases of the inversely impacted upper central incisors(2 with denta lyst).Treatments were performed under the protection of “U”. 方法:对11例倒置埋伏阻生的上中切牙(2例含牙囊肿),先行手术开窗显露牙冠,然后在“U”型保护罩的支持下用活动或固定正畸技术进行矫治。
- 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个月大时,第一颗乳齿或婴儿齿开始从牙龈突出的是下面中间的门牙,紧跟著的是上面中间的门牙。
- The general relations between the homology of a group and its lower central series are exhibited with the help of the 5-term sequence,and the main tool for the proof possesses H~2(G,A)classification extensions with Abelian Kernel. 本文利用5-项序列来表示群的同调与其低项中心序列之间的一般关系,证明中用的主要工具是具有阿贝尔核的 H~2(G,A)的分类扩张。
- In spite of the moderate size of the diastema, the analysis of the length and of the width of the upper central incisors demonstrated an unfavorable proportion for its closure with composite resins. 尽管牙间隙的大小只是中度,但分析显示:复合树脂关闭间隙后,上中切牙的长宽比例会不协调。
- The central series of a nilpotent Lie ring 关于幂零Lie环的中心列
- Tears are secreted by an organ under the upper eyelid. 眼泪由上眼睑下面的器官分泌。
- I'd like a room on the upper level. 我想要楼上的房间。
- My hometown is in the upper reaches of the river. 我的家乡在这条河的上游地区。
- Such values are central to our way of life. 这些价值对于我们的生活方式是至关重要的。
- He locked his diary in the upper drawer. 他把日记锁在上层抽屉里。
- He have tattoo the name "marlene" on his upper arm. 他将"玛琳"这个名字刺在臂的上方。
- She stay in a small hotel near Central park. 她住在中央公园附近的一家小旅馆。
- A band or badge worn around the upper arm. 臂章戴在上臂的绑带或徽章