 |
| |||
| annual flood | |||
| 一年一遇洪水: 17 phrases in 5 subjects |
| Bridge construction | 2 |
| Electronics | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 4 |
| Technology | 9 |
|
| |||
| annual flood | |||
| 一年一遇洪水: 17 phrases in 5 subjects |
| Bridge construction | 2 |
| Electronics | 1 |
| Engineering geology | 1 |
| Hydroelectric power stations | 4 |
| Technology | 9 |