以fai30孔的圓心為編程原點
O0001;
G90G80G49G40;
M03S1000;
G00X40.Y50.;
G01X40.Y40.F200;
G03X70.Y10.R30.;
G01X70.Y-10.;
G02X40.Y-40.R30.;
G01X-70.;
G01Y40.;
G01X70.;
......