上下颌牙用丝线结扎法形成局部刺激因素。
The local stimulation was caused by tiring silk thread to teeth.
临床正畸治疗是为了获得理想的上下颌间关系。
The clinical orthodontic treatment is in order to obtain an excellent occlusion .
目的：了解上下颌第一磨牙牙釉质及牙本质的厚度。
Objective: To measure the thickness of enamel and dentin of the first molars.
这样可以稳定上下颌，这样骨头就不会收缩使你的脸看起来很老。
It stabilizes the jaw so the bone doesn't shrink and make your face look older.
同时以平面作为参考平面，测量上下颌后牙颊舌向倾斜程度。
Occlusion plane was defined as conference plane, the buccal or lingual inclination of posterior teeth in upper and lower arch was measured.
上下颌磨牙段牙槽骨高度三组无差异，基本处于参考范围内。
The alveoli dentales height of upper and lower molar shows no significant difference.
目的：研究上下颌唇挡同时应用对替牙晚期儿童牙牙合的影响。
PURPOSE: to study the effect of maxillary and mandibular lip bumper on tooth and dental arch in late mixed dentition.
河豚的上下颌的牙齿都是连接在一起的，好像一块锋利的刀片。
Puffer fish of the upper and lower teeth are connected together, as if a sharp blade .
②水平生长型组下唇矢状向位置及伸展度与上下颌硬组织均相关。
The lower lip of horizontal growth pattern are correlated with both the maxillary and mandibular structures.
当义齿咬合时，上下颌牙齿接近的方式也将增强或妨碍固位和稳定。
As the dentures occlude, then the manner in which the teeth come together will also have the potential to either help or hinder retention and stability.
不同的音是通过舌头和上下颌的微小变动而发出的，但嘴唇不要动。
Different notes are produced through very slight changes in the position of your tongue and jaw. Don't move your lips.
上下颌骨的生理差异可能导致了上颌牙量的增加大于下颌牙量的增加。
Biological variations between mandible and maxilla may lead to the more augment of teeth size in maxilla than in mandible.
上下颌骨的生理差异可能导致了上颌牙量的增加大于下颌牙量的增加。
Physiological differences between mandible and maxilla may lead to the more increase of tooth size in maxilla than in mandible.
粘结剂保留情况上下颌比较无显著性差异（P >0 .0 5 ）。
Comparison of retention rate between the supermaxilla and submaxilla revealed no significant difference (P>0.05).
影响错畸形型的骨骼因素主要包括上下颌矢状关系、垂直骨型、颏部倾斜度。
The main skeletal factors influencing malocclusion include the saggital and vertical skeletal relationship and the gradient of chin;
放松上下颌的肌肉，用简短的句子，避免不必要地加插“唔”“啊”等语气词。
Relax the muscles of your jaw. Use short sentences. Minimize the use of interjections, such as "um" and "ah.
这种口哨要用到舌头、上下颌等口腔多个部位的力量，所以可能需要多加练习。
Understand that this whistle takes strength in your tongue, jaw and other parts of your mouth and so may take some practice and exercise.
结果表明：由须的基部到顶端上下颌须神经对机械刺激的反应频率和幅度逐渐增强；
The results are:The frequencies and scopes of evoking discharges from the beards base to the top by the mechanical stimulus are raised;
长牙象现代的野猪一样从上下颌伸出，Larsson说“这种特征以前从未在鳄鱼身上发现。”
The tusks stuck out above and below the jaw like a modern warthog, said Larsson. "This has never been seen before on any crocodile."
结果矫治后上下颌尖牙至尖牙间每个前牙间牙槽骨的高度均有降低，但统计学无差异。
Results The alveolar height of anterior teeth from canine to canine decreased, but it didn't show significantly difference after treatment.
前部近圆筒形，后部侧扁，头扁平，眼大口大，吻长而尖，呈三角形，上下颌等长，骨软。
Near the front cylinder, rear side of the flat, flat head, big eyes, long kiss and a sharp , triangular in shape, such as the long mandible, soft bone.
背景：正确评价上下颌骨基骨的矢状位置关系在正畸患者的诊断和治疗过程中是十分重要的。
BACKGROUND: it is very important to appreciate the Sagittal discrepancy during the diagnosis and therapy in orthodontics patients.
还因对上下颌骨和牙床的震动作用，能松弛面部肌肉，促进血液循环，具有明显的保健功能。
Also the tooth brush has the shock effect of the upper and lower jowl and the gum, which can slack the facing muscle, activate blood circulation, and have marked health care function.
上下颌第三磨牙均以单根或融合根多见（66％，64％），50％以上的牙根为重度弯曲；
The roots of third molars of Hun in Jiangsu region were single or fused mainly(66%, 64% ) and more than 50% of the roots with severe bending.
分析两者之间位置关系与阻生类型、性别、曲面断层片上下颌神经管骨白线是否可见的相关性。
Correlations of their relationship and type of tooth impaction, gender, visibility of the white line of bone of the MC by panoramic radiography were analyzed.
为了基托均匀分散牙合力，这需要两侧上下颌尽可能多的人工牙在相互滑动的过程中有接触关系。
For the forces to be distributed throughout the denture bases, there need to be contacts between as many teeth as possible as they glide over each other, and on both sides of the arch.
方法选取新石器时期人类单个牙齿602颗、上下颌骨固定牙齿1259颗进行观察、分析研究。
Methods A total of 602 teeth and 1259 teeth of jaws, from Neolithic times were made available to this study.
兽医说他和其他小狗一样健康，之所以看起来阴郁是因为他‘地包天’的上下颌，皱纹，以及深色的皮肤。
The vet said he's as healthy as any other puppy. He just looks grumpy because of his underbite, wrinkles, and dark complexion.
上颌骨向前发育，下颌骨后退，下颌平面角无明显增大，上下颌骨间不调改善，鼻唇角减小，面型明显改善。
Maxilla grew forward, mandible moved back. The mandibular plane Angle had no significant change. The discrepancy between maxilla and mandible were improved.
上颌骨向前发育，下颌骨后退，下颌平面角无明显增大，上下颌骨间不调改善，鼻唇角减小，面型明显改善。
Maxilla grew forward, mandible moved back. The mandibular plane Angle had no significant change. The discrepancy between maxilla and mandible were improved.
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