| 组别 | 浓度(‰) | 底床糙度(=D50) (mm) | 折减重力g’ (cm/s2) |
| 1 | 2.1 | 0 | 2.2 |
| 2 | 5.0 | 0 | 4.1 |
| 3 | 8.0 | 0 | 6.0 |
| 4 | 2.1 | 2.6 | 2.2 |
| 5 | 5.0 | 2.6 | 4.1 |
| 6 | 8.0 | 2.6 | 6.0 |
| 7 | 2.1 | 5.2 | 2.2 |
| 8 | 5.0 | 5.2 | 4.1 |
| 9 | 8.0 | 5.2 | 6.0 |
| 10 | 2.0 | 51.2 | 2.2 |
| 11 | 5.0 | 51.2 | 4.1 |
| 12 | 8.0 | 51.2 | 6.0 |