| 1. | Dmft : decayed , missing , filled permanent teeth
Dmft :虫蛀的脱落的补过的恒牙 |
| 2. | You wished for your child to have all permanent teeth
你多希望孩子的牙都换成了恒牙。 |
| 3. | The cause of needle break off in 38 cases of root canal preparation of permanent teeth and its management
38例恒牙根管预备中断针的原因和处理 |
| 4. | Adults have 28 permanent teeth , or up to 32 including the third molars ( wisdom teeth )
成年人有28颗恒牙，或者包括第三恒磨牙至多32颗（智齿） 。 |
| 5. | Clinical analysis on effects of low laser after replantation of children permanent tooth broken off due to trauma
弱激光照射对于儿童恒牙脱位再植影响的临床研究 |
| 6. | The eruption time of the permanent teeth and the shedding time of the primary teeth vary from child to child
另外，换牙时间的迟与早因人而异，即使与一般同龄孩子比较，相差一年也算正常。 |
| 7. | This shifting may not leae room for the permanent teeth , and cause the teeth to come in crooked , requiring future orthodontic care
这种移行可能占据恒牙的空间，导致牙齿畸形，需要今后的正常护理。 |
| 8. | Permanent teeth begin appearing around age 6 , starting with the first molars and lower central incisors . this process continues until approximately age 21
恒牙萌出于6岁左右，开始于第一恒磨牙以及下颌第一中切牙。这个过程一直持续到将近21岁。 |
| 9. | Tooth crowding occurs if there is inadequate room for all permanent teeth to erupt or when the permanent premolars erupt and the growth of the jawbone stablizes
牙齿排列不整齐由于恒齿的体积比乳齿大，恒齿长出时可能不够空位，引致牙齿排列参差不齐。 |
| 10. | The permanent incisor will assume normal position and it is not necessary to extract the mobile primary incisor if there is enough room for the permanent incisor . delayed eruption of permanent teeth
一般来说，乳齿会因为牙根收缩而变得松动，跟着自然脱落，这是正常现象，不会影响恒齿的生长，所以不一定要拔掉松动的乳齿。 |
