数控车床编程 步骤写一下 谢

（望采纳，谢谢！） ：
O0001
N10 G99 M03 S500
N20 T0101 (外圆刀)
N30 G00 X60 Z2
N40 G73 U17 W0 R15
N50 G73 P60 Q210 U0.5 W0.05 F0.2
N50 G00 X26 S1000
N70 G01 Z0 F0.1
N80 X30 Z-2
N90 Z-18
N100 X26 -20
N110 Z-25
N120 X36 W-10
N130 W-10
N140 G02 X30 W-9 R15 F0.1
N150 X40 W-15 R25
N160 G03 W-30 R25 F0.1
N170 G02 X34 W-9 R15
N180 G01 W-5
N190 X56 W-41.05
N200 Z-165
N210 X61
N220 G70 P60 Q210
N230 G00 X150 Z150
N240 T0202 S800
N250 G00 X32 Z5

N260 G92 X29.2 Z-22 F3.0
N270 X28.6
N280 X28.2
N290 X28.04(精车螺纹一次)
N300 X28.04
N310 G00 Z5.5
N320 G92 X29.2 Z-22 F3.0(双线螺纹)
N330 X28.6
N340 X28.2
N350 X28.04
N360 X28.04
N370 G00 X200 Z200
N380 M30
望采纳，谢谢！！！