Research Article
Research on Key Factors Influencing Surface Subsidence of Paste Backfilling Mining in Thick Coal Seam of Deep Mine
Table 3
The meaning of proportion quotient.
| Proportional scale | Meaning |
| 1 | The weights of ui and uj are the same | 3 | The weight of ui is greater than uj | 5 | The weight of ui is larger than that of uj | 7 | The weight of ui is stronger than that of uj | 9 | The weight of ui is significantly higher than that of uj | 2, 4, 6, 8 | The median of 1, 3, 5, 7, and 9 | Reciprocal | If the ratio of ui and uj is aij, the ratio of uj and ui is 1/aij |
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