G90G99G82X300.Y-250.Z-150.R-100.P1000F120.意味着钻孔时孔底不停,返回初始平面。()

G90G99G82X300.Y-250.Z-150.R-100.P1000F120.意味着钻孔时孔底不停,返回初始平面。()

A.正确

B.错误

正确答案是B