 |
| |||
| 设计流量 | |||
|
designed flow : 9 phrases, 5 sujets |
| Construction de ponts | 1 |
| Économie | 1 |
| Hydrologie | 1 |
| Technologie | 5 |
| Transport ferroviaire | 1 |
|
| |||
| 设计流量 | |||
|
designed flow : 9 phrases, 5 sujets |
| Construction de ponts | 1 |
| Économie | 1 |
| Hydrologie | 1 |
| Technologie | 5 |
| Transport ferroviaire | 1 |