This method make use of given error to control the section length and to removal superfluous type value points.The method can reduce working code length to a minimum without overgauge.

在给定的公差下,根据刀位点轨迹的程段差确定程段的大小,余的型值点,保证加工指令的长度不超出CNC系统提供给用户的内存空间。