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【单选题】

车削细长轴时一般选用45°车刀、75°左偏刀、90°左偏刀、切槽刀、()刀和中心钻等。

A.
钻头
B.
螺纹
C.
D.
举报
参考答案:
参考解析:
.
刷刷题刷刷变学霸
举一反三

【单选题】根据上图所示,西门子中心钻孔程序正确的是?

A.
CFTCP G90G54G00S200M03 Z100M08 F100 MCALL CYCLE82(100,0,5,-3) X0Y0 X0Y15 X22.5Y15 X22.5Y0 X22.5Y-15 X0Y-15 X-22.5Y-15 X-22.5Y0 X-22.5Y15 MCALL G00Z100 M05 M09 M30
B.
CFTCP G90G54G00S200M03 Z100M08 F100 MCALL CYCLE81(100,0,5,-3) X0Y0 X0Y15 X22.5Y15 X22.5Y0 X22.5Y-15 X0Y0 X-22.5Y-15 X-22.5Y0 X-22.5Y15 MCALL G00Z100 M05 M09 M30
C.
CFTCP G90G54G00S200M03 Z100M08 F100 MCALL CYCLE81(100,0,5,-3) X0Y0 X0Y15 X22.5Y15 X22.5Y0 X22.5Y-15 X0Y-15 X-22.5Y-15 X-22.5Y0 X-22.5Y15.5 MCALL G00Z100 M05 M09 M30
D.
CFTCP G90G54G00S200M03 Z100M08 F100 MCALL CYCLE81(100,0,5,-3) X0Y0 X0Y15 X22.5Y15 X22.5Y0 X22.5Y-15 X0Y-15 X-22.5Y-15 X-22.5Y0 X-22.5Y15 MCALL G00Z100 M05 M09 M30