tooth root

常见例句

On the assumption that the displacement of tooth root was rigidity, present studies rarely consider the influence of periodontal ligament and alveolar born.
目前的研究中，多数把牙根所受的约束考虑成刚性约束，很少考虑到牙周膜和牙槽骨的影响。
This paper discussed the relationship between the involute pitch of tooth root and tooth profile involute in hobbing.
本文阐述了滚刀滚齿时齿轮齿根过渡曲线的延长渐开线的等距线与齿轮齿形渐开线的关系。
To avoid the saddle-backing on the tooth root, the undercutting problem in the rough-plane process should be solved before heat treatment process.
为避免在精加工后齿形根部留有凸台，在热处理前的粗加工时，就应该解决“根切”问题。