multiple span
| continuous truss
| multiple span | |
| bridg.constr. | 多跨 |
| tech. | 多跨度的 |
| continuous truss | |
| met. | 连续桁架 |
| |||
| 多跨 | |||
| 多跨度的 | |||
| |||
| 多跨度的 | |||
|
multiple span : 22 phrases in 4 subjects |
| Architecture | 2 |
| Bridge construction | 8 |
| Rail transport | 1 |
| Technology | 11 |