混合料种类 | 面积(cm2) | 集料分形维数 | 空隙分形维数 | 空隙率(%) |
| 横向 | 纵向 |
| −0.216 | 0.650 | 0.864* | 0.335 | −0.641 | −0.364 | −0.235 |
| −0.419 | −0.008 | 0.526 | 0.21 | −0.778 | −0.275 | 0.069 |
| 0.951** | −0.712 | −0.581 | −0.943** | 0.926** | 0.964*** | 0.780 |
| 0.881** | −0.448 | −0.649 | −0.810* | 0.808* | 0.840* | 0.561 |