铅制牙托的表面平坦，缺乏凹槽，无法覆盖牙床。
The surfaces of the lead plates were not hollowed out to cup toothless gums; they were flat.
牙托必须每天使用（30至45分钟），用一个星期或更长时间。
The tray must be worn daily (for 30 to 45 minutes) for a week or more.
除此之外，欧克斯曼医师推荐使用牙托，以一种非侵入式的方式打开呼吸道。
In addition, Dr. Oexman recommends using a mouthguard, which is a non-invasive way to open the breathing passages.
牙托美白也是在欧美比较流行的一种牙齿美白的方法，属于家庭型的牙齿美白产品。
Denture whitening is more popular in Europe and a teeth whitening method, belongs to the family-based teeth whitening products.
结论牙托粉的分子量和分子量分布对义齿基托的挠曲强度和冲击强度有较大影响。
Conclusion the molecular weight and the distribution of molecular weight of denture base powder obviously affect flexure strength and impact strength of denture base.
比如我们都知道乔治·华盛顿戴着木头做的假牙，事实上他没有假牙，只是戴着牙托而已。
We've all heard that George Washington had wooden teeth. He didn't, but he did wear dentures.
葡萄牙本周公布的预算可能是人们记忆当中最严苛的一个。而此前，葡萄牙财长维托•加斯帕还表扬了制定该预算的公务员工作努力。
BEFORE unveiling Portugal's harshest budget in living memory this week, vitor Gaspar, the finance minister, praised the hard work of the civil servants who had prepared it.
1843年那会儿，胡安•巴普蒂斯塔•多斯•圣托斯出生于葡萄牙的法鲁镇（Faro）。
Juan Baptista dos Santos was born in Portugal around 1843 in the town of Faro.
1488年的今天，葡萄牙航海家巴尔托洛梅乌·迪亚士绕过好望角后到达莫塞尔港，他成为第一个绕过好望角的欧洲航海家。
1488 - Bartolomeu Dias of Portugal lands in Mossel Bay after rounding the Cape of Good Hope, becoming the first known European to travel so far south.
葡萄牙队在上半场获得了更多的机会，而最好的机会出现在21分钟，Caetano在右侧起脚射门，阿根廷队门将安德拉德将皮球托出了底线。
Portugal had a few more chances in the first half, its best in the 21st when Caetano broke in from the right and Argentina keeper Esteban Andrada tipped his close-range shot over the crossbar.
他是儿子的一个最知名的葡萄牙建筑师阿尔瓦罗西扎维埃拉，冠军是1992年和1988年普利兹克奖阿尔瓦阿尔托许多其他荣誉奖章。
He is the son of one of the best-known Portuguese architects, Álvaro Siza Vieira , winner of the 1992 Pritzker Prize and the 1988 Alvar Aalto Medal, among many other accolades.
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.
目的在平衡牙合及非平衡牙合状态下，对上颌总义齿沿基托中线应变分布进行比较研究。
Objective To study the strain distribution along midline of maxillary complete denture base under the condition of balanced and unbalanced occlusion.
目的：探讨异常牙合面形态对上颌全口义齿基托应力分布状况的影响。
Objective:To investigate the influence of occlusal surface morphology on stress distribution in the base of maxillary complete dentures(MCD).
随着牙槽骨吸收程度的增加，基牙及基托下支持组织的应力增加，但缓冲型套筒冠义齿可降低其增加幅度。
With the increasing absorption of the alveolar bone, the stress on the supporting tissue of the abutments and denture bases increased, but the resilient telescopic denture could deduce the magnitude.
目的：在上颌总义齿不同牙位干扰时，对基托中线的应变变化进行比较研究。
Objective: This article was a comparative study on the strain distribution along midline of maxillary complete denture base in occlusal interferences at different sites.
与非缓冲型套筒冠义齿相比，缓冲型套筒冠义齿对垂直向加载时基牙支持组织及基托下支持组织的应力较小，而且应力在基牙及基托下支持组织的分布更为均匀；
The result indicated that the resilient telescopic denture made the stress on the supporting tissue of the abutments and denture bases under vertical forces lower and its distribution more even.
方法采用透明牙合托作标记制作放射模板，以多层螺旋CT（MSCT）对猪颅骨定位扫描并重建。
Methods The transparent radiographic templates were made in order to assist MSCT to scan two pigs'skulls locatively.
方法采用透明牙合托作标记制作放射模板，以多层螺旋CT（MSCT）对猪颅骨定位扫描并重建。
Methods The transparent radiographic templates were made in order to assist MSCT to scan two pigs'skulls locatively.
应用推荐