﻿(毛坯D130 L270)
M03 S900 T0101
G00 X131 Z10
G71 U4 R1 P10 Q50 E1 F300
N10 G00 X20
G01 X80 Z-20
G01 Z-117.48
G02 Z-239.68 X120 R80
G01 Z-260
N50 X125
G00 X155
G00 Z20
M30