“渐开线”用英语怎么说？

介绍了平齿根齿侧配合英制渐开线花键计算、测量的基本公式及方法.This paper introduces calculation and measurement of BRITISH Standard Involute splines.里基本上涉及了渐开线行星齿轮传动的整个领域.The whole field of planetary gear transmission is dealt - with.渐开线花键滚轧轮的设计是渐开线花键...