O0492
G40G49G80
G91G28X0Y0Z0
G18G54G90G0X0Y0
G0Z100
M3S1500
#7=13
WHILE[#7GE0]DO1
#1=360
WHILE[#1GE180]DO2
#5=15*COS#1-15
#6=15*SIN#1
G0X0Y#5Z[#6+20+#7]
G0Z[15*SIN#1+20+#7]
G91G1Z-5F200
#2=180
WHILE[#2LE360]DO3
#3=15*SIN#2
#4=25*COS#2
G90G1X[#4+25]Z[#3+15*SIN#1+15+#7]
#2=#2+1
END3
G0Z[15*SIN#1+20+#7]
#1=#1-1
END2
#7=#7-2
END1
G91G28Y0Z0
M5
准备加工的是长轴为30 短轴为20的三维半椭圆