查询词典 permanent teeth

Results Resinic artificial teeth deposited with 50nm amorphous diamond film after pretreated with polarization are most close to the natural enamel. Conclusion Nanometer amorphous diamond film improves significantly the wearing resistance of resinic artificial teeth.

结果：纳米非晶金刚石薄膜能显著提高树脂人工牙耐磨性能；两种预处理方法中，极化法实验组的耐磨性能明显优于紫外光照法实验组；极化处理后镀膜50nm的人工牙的耐磨性能最接近于天然牙釉质。

Changes in colour, loss of speckling, or abnormal sensitivity are early signs of gingivitis, in which pockets form between the gum and teeth and become infect ed, with inflammation, bleeding, and, in severe cases, loss of teeth.

牙龈炎的早期症状为颜色改变、点彩消失或感觉过敏。

Changes in colour, loss of speckling, or abnormal sensitivity are early signs of gingivitis, in which pockets form between the gum and teeth and become infected, with inflammation, bleeding, and, in severe cases, loss of teeth.

牙龈炎的早期症状为颜色改变、点彩消失或感觉过敏。

Changes in colour, loss of speckling, or abnormal sensitivity are early signs of gingivitis, in which pockets form between the gum and teeth and become infected, with inflammation, bleed ing, and, in severe cases, loss of teeth.

牙龈炎的早期症状为颜色改变、点彩消失或感觉过敏。

Changes in colour, loss of speckling, or abnormal sensitivity are early signs of gingivitis, in which pocket s form between the gum and teeth and become infected, with inflammation, bleeding, and, in severe cases, loss of teeth.

牙龈炎的早期症状为颜色改变、点彩消失或感觉过敏。

Calyx ovoid to campanulate, declined in fruit, glandular outside, glabrous or occasionally villous at throat inside, limb 2-lipped; upper lip 3-toothed, middle tooth circular to obovate, margin winged, decurrent, lateral teeth shorter; lower lip 2 toothed, teeth narrower, apex acuminate to spinescent, sometimes approximate.

卵球形的花萼到钟状，在果期下弯，在外面具腺，或偶有具长柔毛在喉部在里面，二唇形的瓣片；上唇具3齿，中间齿圆到倒卵形，具翅的边缘，，侧齿短；狭窄下唇2齿，齿，对具刺，有时紧靠的先端渐尖。

N: It means the dyspasia of the dentine or the uneven squeezingly positioned teeth and the physically defect with sulci and fossae on the teeth.

护士：那是指牙齿的硬组织发育不良或牙位拥挤，排列不齐，以及牙齿站的沟窝等生理缺陷。

Calyx cup-shaped, truncate, often with 5-10 subapical teeth; teeth linear-subulate or umbonate, equal or not.

花萼杯状，截形，经常具齿；齿线状钻形的或有鳞脐，等于与否。

As for the phenomenon that many citizens have their teeth loosened or teeth gap enlarged, experts say it is not a direct result of toothwash.

针对部分市民洗牙后出现牙齿松动、牙缝大的现象，专家表示这并不是洗牙直接造成的。

According to experts' advice, more than 90% of adults suffer from periodontal disease of different degrees, especially those often smoking tobacco and drinking coffee, they have dental plaques on their teeth, and their gums are apt to bleed; people with a peculiar smell in their mouth cavity had better do toothwash regularly; everyone should develop a habit of toothwash once every half year or once every year according to their different conditions of the teeth; in the week after the toothwash, they are advised to avoid eating too cold or too hot food.

专家提醒，90%以上的成年人都有不同程度的牙周病，特别是经常抽烟喝咖啡、牙齿上有牙菌斑、牙龈容易出血、有口腔异味的人最好能定期洗牙，每个人应根据自己牙齿的不同状况，养成每半年到一年洗牙一次的习惯，洗牙后的一周，应尽量避免吃过冷过热的食物。

So it was last week in Selma , alabama.

上星期在亚拉巴马州塞尔马市发生的事件也是这样一个转折点。

The group also spearheads various social programs in China.

该组织还带头参与中国的各种社会活动。