齿数 [机] number of teeth ; Teeth ; neutral
当量齿数 Virtual number of teeth ; equivalent teeth number ; Equivalent number of teeth ; equivalentteethnumber virtualnumberofteeth
最少齿数 minimum teeth number ; [机] minimum number of teeth
齿形系数 form factor ; gear form factor
反齿数比 Inverse gear ratio
分度跳跃齿齿数 Index interval
等齿数整角锥齿轮副 Miter gears
弧齿厚系数 circular thickness factor
齿面接触强度几何系数 Geometry factor-durability
齿顶修正系数 addendum modification coefficient
科学家们可以利用栉状器来分辨蝎子的性别，雌蝎子的栉状器较大，且齿数更多。
Scientists also use them to tell males, which have larger pectines with more teeth, from females.
有些车的转向系角传动比是可变的，这种转向器采用齿轮齿条式，它在中间而不是外部，有不同的齿密度（每寸齿数）。
Some cars have variable-ratio steering, which uses a rack-and-pinion gear set that has a different tooth pitch (number of teeth per inch) in the center than it has on the outside.
针对齿数、模数的规范性和离散性要求，进行了相应的离散优化处理。
To satisfy the requirement of the standardization of serrate number and module of gear, the corresponding discrete optimization is provided.
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