左端程序参考：
O0001;
G99T0101;选45度硬质合金端面车刀
M03S600;主轴正转
G00X85Z2;
G01Z0 F0.1;先加工左面，车端面
X-1;
G00X100Z150;
T0303;换车刀
G00X82Z2;
G71U2R0.5;利用复合指令车外圆各面
G71P1Q2U0.5W0.2F0.3 S800;
N1 G00 G42X46;
G01 Z2 F0.1;
X49.97 Z-2;
Z-30;
X58;
G02X68Z-35 R5;
G01X74;
X78Z-37;
N2G40Z-60;
G70P1Q2S1000;
G00X100Z100;
T0202;换内孔镗刀车内孔
G00X25Z2;
G71U2R0.5;
G71P3Q4U-1W0.5F0.2S600;
N3G00G41X35.1;
G01Z0 F0.05;
X32Z-10;
Z-29;
G02X30Z-30R1;
N4G40X28;
G70P3Q4;
M05;主轴停
M30;程序停止准备掉头加工右面
