Theory of quasi-circular-arc gear's shaping is discussed in this paper, and its commontooth-surface equation is developed.
叙述了准端面双圆弧齿轮的形成原理,推导了这种齿轮的通用齿面方程。
2
Rather than analyse microscopic cracks in tooth enamel or the chemical composition of bone, as others had done, Strait's team took an approach more common to mechanical engineering.