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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
/
2021
/
Article
/
Tab 3
/
Research Article
Maintenance Optimization Based on Three-Stage Failure Process under Performance-Based Contracting
Table 3
The distribution parameters.
f
X
1
(
x
)
f
X
2
(
y
)
f
X
3
(
z
)
α
1
β
1
α
2
β
2
α
3
β
3
45.45
1.7
10.2
3.37
5.56
5.81