 |
| |||
| 钢材加工 | |||
|
steel fabrication : 9 phrases in 5 subjects |
| Bridge construction | 4 |
| Hydroelectric power stations | 1 |
| Nautical | 1 |
| Shipbuilding | 2 |
| Technology | 1 |
|
| |||
| 钢材加工 | |||
|
steel fabrication : 9 phrases in 5 subjects |
| Bridge construction | 4 |
| Hydroelectric power stations | 1 |
| Nautical | 1 |
| Shipbuilding | 2 |
| Technology | 1 |