anterior arch

基本解释

Conclusions:RE expanded anterior arch width especially the distance of mid-anterior.
结论：RE主要增加前段牙弓宽度，以中切牙间距离最明显。
The thyroid gland of grey mullet is dispersedly distributed in the region of anterior branchial arch.
鲻鱼甲状腺滤泡分散分布于前鳃区腹主动脉周围的结缔组织中。
Methods To adopt screw expansion appliance to gradually expand posterior and anterior dental arch with 18~33 day activation and 3~6 month retainment.
方法采用螺旋扩大矫治器进行前牙和后牙的扩弓，加力18～33天，戴用保持器3～6个月。