(A)G40、G41和G42
(B)G43、G44和G80
(C)G43、G44和G49
(D)G00或G01
A.N01 G90 G00 G41 X-20 Y35 D01
N02 G01 X-20 Y0 F200.0
N03 G02 X0 Y-20
B.N01 G90 G00 C41 X-20 Y35 D01
N02 G01 X-20 Y0 F200.0
N03 G03 X0 Y-20
C.N01 G90 G00 G42 X-20 Y35 D01
N02 G01 X-20 Y0 F200.0
N03 G02 X0 Y-20
D.N01 G90 G00 G42 X-20 Y35 D01
N02 G01 X-20 Y0 F200.0
N03 G03 X0 Y-20