从三绞点扇形段的结构特点出发,结合现场辊缝标定及测量数据,阐述影响扇形段标定精度的影响因素,最后得出现场扇形段标定和辊缝测量的正确方法。 Based on the structural features of the three-point segment and the calibration and measurement data of the roll gap in the field, the influencing factors affecting the calibration accuracy of the sector are described. Finally, the correct method of field segment calibration and roll gap measurement is obtained.