如题所述
铣内半圆
铣外半圆
外半圆:下刀点退刀点左右刀补不一样T1M6G54G90G00X15.Y0M03S2000G43Z50.H01M08Z2.G01Z-5.F200G42X9.D01F500G03X-9.I9.G01G40X-15.G00Z50.M09G91G28Z0M05G28Y0M30