root trimmer是什么意思

网络释义

1)root trimmer,牙根管修整钻2)pulp canal drill,牙髓根管钻3)root bur,牙根钻4)stump bur,牙残根钻5)root repair,牙根修复6)gingivoplasty,牙龈修整

Application of Nd-Yag laser for gingivoplasty during orthodontic treatment;

Nd-YAG激光在正畸治疗牙龈修整中的应用