 |
| |||
| T形电桥〔桥接〕 | |||
| T- bridge: 26 phrases in 10 subjects |
| Air defense | 1 |
| Architecture | 1 |
| Bridge construction | 4 |
| Construction | 1 |
| Electric machinery | 2 |
| General | 2 |
| Management | 1 |
| Rail transport | 1 |
| Technology | 10 |
| Telecommunications | 3 |
|
| |||
| T形电桥〔桥接〕 | |||
| T- bridge: 26 phrases in 10 subjects |
| Air defense | 1 |
| Architecture | 1 |
| Bridge construction | 4 |
| Construction | 1 |
| Electric machinery | 2 |
| General | 2 |
| Management | 1 |
| Rail transport | 1 |
| Technology | 10 |
| Telecommunications | 3 |