Spline Size of Universal Joint 动力输入万向节花键孔尺寸
spline size
花键尺寸
以上为机器翻译结果，长、整句建议使用 人工翻译 。
According to the normal design method the former involute spline gear shaper cutter often has different size of its tooth top and tooth root.
按常规方法设计的大压力角渐开线花键插齿刀，常出现刀具齿顶宽太小和齿根槽太窄的问题。
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