Conclusion: After brackets bonding, regions that around and gingival to the bracket base are critical sites for plaque accumulation.
结论：托槽粘接后，托槽周边区域及龈方近牙颈部区域是菌斑聚集的主要区域。
The knowledge accumulation and the emotional mechanism are the base of the using of the seek-different thinking.
知识积累与情感机制是求异思维方式运用的基础。
The bacteria live in the plaque that builds up around the base of teeth due to poor dental hygiene. Plaque is a gradual accumulation of food debris, saliva and minerals.
口腔卫生状态差时，食物残渣、唾液及矿物质逐渐堆积，在牙根部形成菌斑，细菌即在此增生。
应用推荐