1.The parametric modeling method for loxodrome normal circular-arc spiral bevel gear was presented.

1.给了斜航式法向圆弧螺旋锥齿的参数化建模方法。

2.Make the bevel gears of the industrial sewingmachine with damping alloy instead of steel to test noise.

2.应用阻尼合金材料制作工业平缝机伞齿代替钢质齿。

3.When this method is applied to the spiral bevel gears of an airplane engine, the results show that it is more reasonable than TCA and the precontrol method.

3.提了一种在初始计阶段就可保证弧齿锥齿具有预期加载接触性能的计方法，并将其用于某航空发机中央传弧齿锥齿的齿面综合。