O0912(QUAN-YUAN)
G17G21
G80G90G40G49
G54G90G0X0Y0S1000M3
G43H1Z100
#1=150 (X 坐标)
#2=50 (Y坐标)
#3=60 (圆直径)
#4=25 (铣刀 直径)
#5=-30 (圆孔 深度)
#6=0
#7=[#3-#4]/2
G0G90G54X#1Y#2
G0Z5
G1Z0.5F500
G91G1X#7F2000
N10G90G3I-#7Z#6F2000
IF[#6LE#5]GOTO20
#6=#6-0.5
GOTO10
N20G3I-#7F100
G91G1X-2F200
G0G90Z150M9
M5
G91G28Y0
M30