Keywords helicoidal surfaces, helix deviations, profile deviations, deviation,,,,,,,,assessment, dynamic measurement, cumulative sum method, coordinate measuring machines, worm, gear, gear cutter;

• 螺旋曲面;螺旋线误差;齿廓误差;误差评定;动态测量;累积法;坐;标测量机;蜗杆;齿轮;齿轮刀具;