 |
| |||
| observed profile | |||
| |||
| measured section | |||
| |||
| observed profile | |||
| 实测 剖面: 9 phrases in 3 subjects |
| Engineering geology | 2 |
| Hydroelectric power stations | 1 |
| Technology | 6 |
|
| |||
| observed profile | |||
| |||
| measured section | |||
| |||
| observed profile | |||
| 实测 剖面: 9 phrases in 3 subjects |
| Engineering geology | 2 |
| Hydroelectric power stations | 1 |
| Technology | 6 |