7个月，恒牙都长了，又白又齐。
By 7 months: All permanent teeth are in and are white and clean.
你多希望孩子的牙都换成了恒牙。
恒牙的萌出有一定的时间和次序。
The eruption of permanent teeth have a certain amount of time and sequence.
目的调查青年人恒牙牙齿形态和数目异常的状况。
Objective To investigate the status of number and morphology anomalies in the permanent teeth.
目的观察活髓切断术在青少年恒牙治疗中临床疗效。
Objective To observe the effect of pulpotomy in treatment of juvenile permanent teeth lesion.
结论：狗乳牙正畸移动后恒牙胚牙周组织发生骨改建。
Conclusion: Bone remodel around the permanent tooth germ resulted from primary tooth orthodontic movement.
目的：探讨早期牙矫治对恒牙列萌出及咬合稳定的关系。
Objective: To investigate the relationship of early treatment and the permanent dentition occlusal.
目的：探讨早期牙矫治对恒牙列萌出及咬合稳定的关系。
Objective: To investigate the relationship of early treatment and the permanent dentition occlusal.
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