Of,relating to,or being one of the pointed conical teeth located between the incisors and the first bicuspids.

氟中毒由于過(guò)量攝入氟而導(dǎo)致牙齒產(chǎn)生色斑的不正常狀況久久精品一级无码，如飲用氟化的水

Of,relating to,or being one of the pointed conical teeth located between the incisors and the first bicuspids.

&位于繁華的王府井商業(yè)金街可以免费看黄的网站，毗鄰?fù)醺儇洿髽牵聳|安市場(chǎng)www.jsytsm.com，世都百貨購(gòu)物中心免费va在线观看网站，&東單&銀街欧美性爱三级片在线播放。&

Methods: The physical volume of 24 bicuspids extracted for orthodontic purposes (16 were imaged with the i-CAT and 8 with the CB MercuRay before extraction) was determined using water displacement technique.

選擇10例正畸減數(shù)病例拔除的雙尖牙24顆，采用排水法物理測(cè)量其體積(volume of water欧美猛插视频， Vw)最新理论片2021理论，其中7例（16顆牙齒）在減數(shù)前采用i-CAT進(jìn)行三維掃描，3例（8顆牙齒）使用CB MercuRay亚洲毛片在线看。

Methods Ten skeletal Class II division I malocclusion patients in permanent dentition with ANB 7.4° and overjet 8-11mm were treated by Edgewise technique with extract 4 first bicuspids, cephalometric measurements before and after treatment were done.

對(duì)10名前牙深覆蓋達(dá)到8～11mm且ANB平均為7.4°伴Ⅲ°深覆牙合的恒牙期患者国产精品性爱小视频，采用方絲弓技術(shù)進(jìn)行矯治，均拔除4個(gè)第一雙尖牙国产日韩欧美一区二区在线播放，并對(duì)所有患者正畸治療前后進(jìn)行頭影測(cè)量分析国产丝袜专区在线观看。

Methods The characteristics of soft and hard tissues of 15 patients were analyzed by studying lateral cephalometric radiographs and plaster model,then the mechanism of malocclusion was probed and the scheme of treatment was formulated,the malocclusion was treated by edgewise appliance after extracting bilateral maxillary first bicuspids.

15名患者通過(guò)頭顱定位側(cè)位片與記存模型，分析硬組織指標(biāo)美女扒开大腿让我爽视频免费软件、軟組織面型特征AV偷摄—国产盗摄，探討錯(cuò)牙合機(jī)制，制定矯治方案国产女主播精品在线播放，減數(shù)拔除雙側(cè)上頜第一雙尖牙齒h网站在线看免费，采用方絲弓矯治器進(jìn)行矯治。

Methodsten skeletal class ii division i malocclusion patients in permanent dentition with anb 7.4° and overjet 8-11mm were treated by edgewise technique with extract 4 first bicuspids, cephalometric measurements before and after treatment were done.

對(duì)10名前牙深覆蓋達(dá)到8～11mm且anb平均為7.4°伴?8岁以下禁视频免费网站！闵罡惭篮系暮阊榔诨颊?344视频，采用方絲弓技術(shù)進(jìn)行矯治，均拔除4個(gè)第一雙尖牙av网站啊啊啊啊，并對(duì)所有患者正畸治療前后進(jìn)行頭影測(cè)量分析在线看片无码永久免费A。

We present the case of an 11y/o girl with skeletal Class II but high mandibular plane angle, severe crowding, rotated upper first molars, and Class II dental malocclusion. Four first bicuspids extraction with a fixed appliance orthodontic treatment was undertaken.

最常被用來(lái)改正上顎大臼齒的去旋轉(zhuǎn)裝置就是跨顎弧線(transpalatal arch， TPA)欧美AAA性爱网站，但是由於該裝置作用范圍較小對(duì)於不當(dāng)旋轉(zhuǎn)較大的上顎大臼齒將不易置入性欧美国产片，且會(huì)產(chǎn)生過(guò)大之施力與力矩。

Affected by the reverse-curve arch wires, the perpendicular force on the incisors were brought intrusively and on the molars were brought intrusively and distal upright; however, the canines and the bicuspids, in the perpendicular direction, moved along with the transformation of the angle and depth of the reverse-curve arch wires.

采用 ANSYS 有限元軟件建立下頜牙列一级特黄a大片录像高、牙周支持組織以及不同角度在线亚洲精品、不同弧形深度的0.46 mm ×0.64 mm 不銹鋼下頜標(biāo)準(zhǔn)弓形搖椅弓的三維有限元模型，將搖椅弓變形前后的位移差作為荷載施加于有限元模型欧美黄色网站吗，通過(guò)多次迭代使其滿足變形協(xié)調(diào)條件欧美日韩AⅤ精品视频，計(jì)算出牙齒垂直方向的受力情況。