 |
| 崩坍: 62 phrases in 8 subjects |
| Architecture | 3 |
| Construction | 1 |
| Ecology | 1 |
| Engineering geology | 3 |
| Hydroelectric power stations | 7 |
| Oil / petroleum | 5 |
| Technology | 41 |
| Water resources | 1 |
|
| 崩坍: 62 phrases in 8 subjects |
| Architecture | 3 |
| Construction | 1 |
| Ecology | 1 |
| Engineering geology | 3 |
| Hydroelectric power stations | 7 |
| Oil / petroleum | 5 |
| Technology | 41 |
| Water resources | 1 |