Research Article
Reliability Evaluation of Water-Rich Loess Tunnel with Lining Crack Based on Extension Theory
Table 4
Meaning of the compare standard.
| | Importance standard value | Meaning |
| | 1 | The parameters Xi and Xj are equally important | | 3 | The parameter Xi is slightly more important than Xj | | 5 | The parameter Xi is more important than Xj | | 7 | The parameter Xi is very important than Xj | | 9 | The parameter Xi is absolutely important than Xj |
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The standard values 2, 4, 6, and 8 denote the median value of 1–3, 3–5, 5–7, and 7–9, respectively.
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