 |
| |||
| flood-plain bench; flood-plain terrace | |||
| flood plain bench; flood plain terrace | |||
| 漫滩阶地: 6 phrases in 3 subjects |
| Desert science | 4 |
| Drilling | 1 |
| Engineering geology | 1 |
|
| |||
| flood-plain bench; flood-plain terrace | |||
| flood plain bench; flood plain terrace | |||
| 漫滩阶地: 6 phrases in 3 subjects |
| Desert science | 4 |
| Drilling | 1 |
| Engineering geology | 1 |