 |
| |||
| 碎石桩 | |||
|
stone pile : 8 phrases in 4 subjects |
| Engineering geology | 1 |
| Geotechnics | 1 |
| Hydroelectric power stations | 1 |
| Technology | 5 |
|
| |||
| 碎石桩 | |||
|
stone pile : 8 phrases in 4 subjects |
| Engineering geology | 1 |
| Geotechnics | 1 |
| Hydroelectric power stations | 1 |
| Technology | 5 |