 |
| |||
| leg of bridge | |||
| bridge arm | |||
| ratio arm | |||
| leg of a bridge | |||
| 电 桥臂: 13 phrases in 5 subjects |
| Aviation | 1 |
| Electronics | 6 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Technology | 4 |
|
| |||
| leg of bridge | |||
| bridge arm | |||
| ratio arm | |||
| leg of a bridge | |||
| 电 桥臂: 13 phrases in 5 subjects |
| Aviation | 1 |
| Electronics | 6 |
| Hydroelectric power stations | 1 |
| Oil / petroleum | 1 |
| Technology | 4 |