Mining width/m | 10 | 20 | 25 | 30 | 35 | 40 | 45 |
Data collection number | 0 - 5 | 6 - 10 | 11 - 12 | 13 - 34 | 35 - 47 | 48 - 59 | 60 - 68 |
Mining width/m | 50 | 55 | 60 | 70 | 80 | 85 |
|
Data collection number | 69 - 76 | 77 - 106 | 107 - 128 | 129 - 154 | 155 - 331 | 332 - 400 |
|