单项选择题

A.G03 X55.0Z-10.0R-10.0 F0.2
B.G02 X55.0Z-10.0R10.0 F0.2
C.G02 X35.0Z-10.0R10.0 F0.2
D.G02 X35.0Z-10.0R-10.0 F0.2