煤层 | 元素分析(%) | |||
Cdaf | Hdaf | Ndaf | Odaf | |
5 | 80.53 | 5.13 | 1.41 | 12.49 |
6 | 79.76 | 5.00 | 1.37 | 13.19 |
9 | 80.12 | 5.14 | 1.27 | 11.64 |
全区 | 79.87 | 5.03 | 1.36 | 12.94 |