It will cause loss of the canine guidance, damage of the occlusion, and discoordination of the maxillary and mandibular arch forms.

阻生犬齿引起犬齿导引的丧失、咬合的损伤、上下颚牙弓的不协调。

Results The difference values calculated were various with the arch form, the sequence was oval, round, parabola, catenuliform, and hyperbola from big difference to smell.

牙弓深度的差值按从大到小的顺序排列为：椭圆形、圆形、抛物线形、悬链形、双曲线形。