Research Article
Hierarchic Analysis Method to Evaluate Rock Burst Risk
Table 18
The other factors and quantitative scores.
| Degree of production centralization | None | Low | Medium | Relatively high | High |
| Rings of coal burst | None | Few | Several times | Frequently | Uninterrupted |
| Investment | High | Relatively high | In general | Less | None |
| Prevention measures | Good effect | Fully | In general | Less | None |
| Training | More | Relatively more | In general | Less | None |
| Scores | 2 | 4 | 6 | 8 | 10 |
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