arc secant [数] 反正割 ; 横竖割
arc-hyperbolic secant [数] 反双曲正割
The relation between the maximum radial error and arc radius and approach step-length in the secant mode of arc data interpolation in CNC system is detailed.
并讨论了圆弧分象限“均差”割线方式插补时，圆弧的起始步距角和终止步距角、起始象限步数和终止限步数；
youdao
应用推荐
模块上移
模块下移
不移动