dedendum
n. 齿根;[机] 齿根高
复数 dedendums
例句
The measuring instrument can measure addendum circle and dedendum circle diameter of odd-tooth gears.
这种测量工具用以测量奇数齿齿轮的齿顶圆和齿根圆直径。
Gear shape is calculated and interference of planetary gear dedendum and internal gear addendum is avoided.
齿形的几何计算可避免内齿圈齿顶与行星轮齿根发生干涉。
The computing formula of theoretical cone angle of the wormwheel addendum cone and dedendum cone can be derived yet.
推导出蜗轮齿顶圆锥的理论锥角计算公式及齿根圆锥的理论锥角计算公式。