程序参考：

O1001；

T0101;

G54 G90 G0 G95 M03 S800;

  X45 Z2 M07;

#1=15;

G71 U7 R1;

G71 P10 Q20 U1 W0.2 F0.4 S750;

N10 G0 X0 S1200;

G3 X[2*#1] Z-#1R#1 F0.15;

G1 Z[-20-2*#1];

   X40 Z-60;

   Z-100;

N20  X45;

G70 P10 Q20;

G0 X200 Z200;

M30;