(a) Probability plot of MTTF of CNC machine tools with removal of CNC control system
(b) Probability plot of MTTF of CNC machine tools with removal of turning tool carry
(c) Probability plot of MTTF of CNC machine tools with removal of power supply and electrical system
(d) Probability plot of MTTF of CNC machine tools with removal of chip-removal system
(e) Probability plot of MTTF of CNC machine tools with removal of lubrication system
(f) Probability plot of MTTF of CNC machine tools with removal of hydraulic system
(g) Probability plot of MTTF of CNC machine tools with removal of main transmission system
(h) Probability plot of MTTF of CNC machine tools with removal of clamp system
Figure 2: Probability plot of MTTF of components.