单词dedendum
n.: 齿根高度；齿高
网络: 齿顶高；C齿根高；牙底高
〔技〕齿轮的齿很高,齿高
齿根高度
pitch diameter, pitch point, addendum circle, dedendum circle, addendum, dedendum, circular pitch, diameter pitch.
中径，螺距点，增编圆，齿根圆，增编，齿根，间距圆形，直径间距。
the bending fatigue strength of dedendum before and after the modification were checked.
同时对改进前后的齿根弯曲疲劳强度进行了校核。
Feeler Design of A Hob"s Toothtip and Its Influence on Dedendum"s Intensity
滚刀齿顶触角设计及对齿根强度的影响
measurement and instrument of addendum circle and dedendum circle diameter of odd tooth gears
奇数齿齿轮齿顶圆与齿根圆直径的测量及其量具
A geometrical method of dedendum intensity examination in CAD system
CAD中滚刀齿根强度校核的几何方法
Strength optimization analysis on dedendum of double circular arc gears based on functional approach
基于函数逼近的双圆弧齿轮齿根强度优化分析